STORAGE · YOUR NEXT FACE-OFF

Samsung 860 PRO SATA 2.5" SSD 512GB vs Samsung 870 QVO SATA 2.5” SSD 4TB

Real specs. Clear sources.Exact models · UK & US buying links

Compared products

YOUR FIRST CHOICE

Samsung 860 PRO SATA 2.5" SSD 512GB

UK MZ-76P512B/EU · 512 GB

Full product profile Official image

Exact model & source notes

Samsung’s 860 PRO SATA 2.5" SSD 512GB in the exact UK MZ-76P512B/EU configuration. Capacity, interface, form factor and rated performance refer to this exact storage configuration.

Specifications checked 17 Oct 2026.

Amazon links open search results. Check the exact variant, current price and availability with the retailer.

Manufacturer specifications

WHAT DIFFERS

512 GBNominal capacity4,000 GB

General Feature — ControllerSamsung MJX ControllerSamsung MKX Controller

General Feature — WeightMax 51.0g WeightApporx. 54.0g Weight

3 of 14 verified differences, in the order listed below. Not a rating.

See the 14 verified differences

THE CONTENDER

Samsung 870 QVO SATA 2.5” SSD 4TB

UK MZ-77Q4T0BW · Black · 4 TB

Full product profile Official image

Exact model & source notes

Samsung’s 870 QVO SATA 2.5” SSD 4TB in the exact UK MZ-77Q4T0BW configuration. Capacity, interface, form factor and rated performance refer to this exact storage configuration.

Specifications checked 17 Oct 2026.

Amazon links open search results. Check the exact variant, current price and availability with the retailer.

Manufacturer specifications

860 PRO SATA 2.5" SSD 512GB UK & US retailers

UK & US price history: no verified listing yet

870 QVO SATA 2.5” SSD 4TB UK & US retailers

UK & US price history: no verified listing yet

Search links open retailer results, not a matched listing; eBay listings are checked daily. As an Amazon Associate I earn from qualifying purchases. As an eBay Partner, we may be compensated if you make a purchase.

THE DIFFERENCES, MADE VISIBLE

Visual facts

Differences first. Select a topic for its graphic, sources and conditions.

How to read this comparison

Manufacturer facts for the exact models shown. Not a quality rating or a test result.
“Different” means the known values differ, not that one is better.
Missing or conflicting evidence is marked and never counts as a difference. Source chips hold each fact’s sources and conditions.

SPECIFICATIONS SIDE BY SIDE7 topics

SELECTED TOPIC

01 / 07

Storage capacity

Decimal storage capacity: 1 TB = 1,000 GB. Formatting and system use reduce available space.

Samsung 860 PRO SATA 2.5" SSD 512GB0.51 TB

Manufacturer specification · Manufacturer capacity: 512 GB (1 GB=1 Billion byte by IDEMA) * Actual usable capacity may be less (due to formatting, partitioning, operating system, applications or otherwise). Decimal TB converted to GB where needed; formatted usable capacity is lower.

Source 1

Samsung 870 QVO SATA 2.5” SSD 4TB4 TB

Manufacturer specification · Manufacturer capacity: 4,000 GB (1 GB=1 Billion byte by IDEMA) * Actual usable capacity may be less (due to formatting, partitioning, operating system, applications or otherwise). Decimal TB converted to GB where needed; formatted usable capacity is lower.

Source 1

Explore the full specifications

Check the connection before the capacity. M.2 NVMe modules and 2.5-inch SATA drives are not interchangeable. Check the host’s protocol, slot or bay, power connection and clearance. Rated speeds use different test systems; we do not turn them into a speed score or overall winner.

WHAT CHANGES BETWEEN THEM?

Key differences

Full specifications ↓

14 verified differences, most decision-relevant first. 7 are also drawn in Visual facts above. Missing information stays separate.

Nominal capacity

In Visual facts

Samsung 860 PRO SATA 2.5" SSD 512GB512 GB

Samsung 870 QVO SATA 2.5” SSD 4TB4000 GB

Sources

Samsung 860 PRO SATA 2.5" SSD 512GB

Samsung UK — exact MZ-76P512B/EU manufacturer specifications

Samsung 870 QVO SATA 2.5” SSD 4TB

Samsung UK — exact MZ-77Q4T0BW manufacturer specifications

Check the exact configuration and source conditions for your use.

Rated performance and conditions

In Visual facts

Samsung 860 PRO SATA 2.5" SSD 512GBUp to 560 MB/s Sequential Read * Performance may vary based on system hardware & configuration (Sequential Read); Up to 530 MB/s Sequential Write * Performance may vary based on system hardware & configuration (Sequential Write); Up to 100,000 IOPS Random Read * Performance may vary based on system hardware & configuration (Random Read (4 KB, QD32)); Up to 90,000 IOPS Random Write * Performance may vary based on system hardware & configuration (Random Write (4KB, QD32)); Up to 11,000 IOPS Random Read * Performance may vary based on system hardware & configuration (Random Read (4 KB, QD1)); Up to 43,000 IOPS Random Write * Performance may vary based on system hardware & configuration (Random Write (4 KB, QD1))

Samsung 870 QVO SATA 2.5” SSD 4TBUp to 560 MB/s Sequential Read * Performance may vary based on system hardware & configuration (Sequential Read); Up to 530 MB/s Sequential Write * Performance may vary based on system hardware & configuration ** Measured with Intelligent TurboWrite technology being activated (Sequential Write); Up to 98,000 IOPS Random Read * Performance may vary based on system hardware & configuration ** Measured with Intelligent TurboWrite technology being activated (Random Read (4 KB, QD32)); Up to 88,000 IOPS Random Write * Performance may vary based on system hardware & configuration ** Measured with Intelligent TurboWrite technology being activated (Random Write (4KB, QD32)); Up to 11,000 IOPS Random Read * Performance may vary based on system hardware & configuration ** Measured with Intelligent TurboWrite technology being activated (Random Read (4 KB, QD1)); Up to 35,000 IOPS Random Write * Performance may vary based on system hardware & configuration ** Measured with Intelligent TurboWrite technology being activated (Random Write (4 KB, QD1))

Sources

Samsung 860 PRO SATA 2.5" SSD 512GB

Manufacturer specification · Manufacturer performance claims; supplied test conditions/maximum wording retained. Not an independent benchmark. Manufacturer claim in the exact MZ-76P512B/EU specification. Source wording, unit and scope retained; unlisted conditions remain unknown. Manufacturer section: Performance. Source field: Sequential Read. Manufacturer claim in the exact MZ-76P512B/EU specification. Source wording, unit and scope retained; unlisted conditions remain unknown. Manufacturer section: Performance. Source field: Sequential Write. Manufacturer claim in the exact MZ-76P512B/EU specification. Source wording, unit and scope retained; unlisted conditions remain unknown. Manufacturer section: Performance. Source field: Random Read (4 KB, QD32). Manufacturer claim in the exact MZ-76P512B/EU specification. Source wording, unit and scope retained; unlisted conditions remain unknown. Manufacturer section: Performance. Source field: Random Write (4KB, QD32). Manufacturer claim in the exact MZ-76P512B/EU specification. Source wording, unit and scope retained; unlisted conditions remain unknown. Manufacturer section: Performance. Source field: Random Read (4 KB, QD1). Manufacturer claim in the exact MZ-76P512B/EU specification. Source wording, unit and scope retained; unlisted conditions remain unknown. Manufacturer section: Performance. Source field: Random Write (4 KB, QD1).

Samsung UK — exact MZ-76P512B/EU manufacturer specifications

Samsung 870 QVO SATA 2.5” SSD 4TB

Manufacturer specification · Manufacturer performance claims; supplied test conditions/maximum wording retained. Not an independent benchmark. Manufacturer claim in the exact MZ-77Q4T0BW specification. Source wording, unit and scope retained; unlisted conditions remain unknown. Manufacturer section: Performance. Source field: Sequential Read. Manufacturer claim in the exact MZ-77Q4T0BW specification. Source wording, unit and scope retained; unlisted conditions remain unknown. Manufacturer section: Performance. Source field: Sequential Write. Manufacturer claim in the exact MZ-77Q4T0BW specification. Source wording, unit and scope retained; unlisted conditions remain unknown. Manufacturer section: Performance. Source field: Random Read (4 KB, QD32). Manufacturer claim in the exact MZ-77Q4T0BW specification. Source wording, unit and scope retained; unlisted conditions remain unknown. Manufacturer section: Performance. Source field: Random Write (4KB, QD32). Manufacturer claim in the exact MZ-77Q4T0BW specification. Source wording, unit and scope retained; unlisted conditions remain unknown. Manufacturer section: Performance. Source field: Random Read (4 KB, QD1). Manufacturer claim in the exact MZ-77Q4T0BW specification. Source wording, unit and scope retained; unlisted conditions remain unknown. Manufacturer section: Performance. Source field: Random Write (4 KB, QD1).

Samsung UK — exact MZ-77Q4T0BW manufacturer specifications

Manufacturer peak claims depend on cache state, host and workload. Queue depth and test systems must match before performance can be compared; these figures do not establish a faster everyday drive.

Manufacturer warranty and endurance

In Visual facts

Samsung 860 PRO SATA 2.5" SSD 512GB5 Years Limited Warrantyor 600 TBW Limited Warranty

Samsung 870 QVO SATA 2.5” SSD 4TB3 Years Limited Warranty or 1,440 TBW Limited Warranty

Sources

Samsung 860 PRO SATA 2.5" SSD 512GB

Manufacturer specification

Samsung UK — exact MZ-76P512B/EU manufacturer specifications

Samsung 870 QVO SATA 2.5” SSD 4TB

Manufacturer specification

Samsung UK — exact MZ-77Q4T0BW manufacturer specifications

Check the exact configuration and source conditions for your use.

General Feature — Cache Memory

In Visual facts

Samsung 860 PRO SATA 2.5" SSD 512GBSamsung 512 MB Low Power DDR4 SDRAM

Samsung 870 QVO SATA 2.5” SSD 4TBSamsung 4 GB Low Power DDR4 SDRAM

Sources

Samsung 860 PRO SATA 2.5" SSD 512GB

Manufacturer specification · Manufacturer claim in the exact MZ-76P512B/EU specification. Source wording, unit and scope retained; unlisted conditions remain unknown.

Samsung UK — exact MZ-76P512B/EU manufacturer specifications

Samsung 870 QVO SATA 2.5” SSD 4TB

Manufacturer specification · Manufacturer claim in the exact MZ-77Q4T0BW specification. Source wording, unit and scope retained; unlisted conditions remain unknown.

Samsung UK — exact MZ-77Q4T0BW manufacturer specifications

Check the exact configuration and source conditions for your use.

General Feature — Capacity

In Visual facts

Samsung 860 PRO SATA 2.5" SSD 512GB512 GB (1 GB=1 Billion byte by IDEMA) * Actual usable capacity may be less (due to formatting, partitioning, operating system, applications or otherwise)

Samsung 870 QVO SATA 2.5” SSD 4TB4,000 GB (1 GB=1 Billion byte by IDEMA) * Actual usable capacity may be less (due to formatting, partitioning, operating system, applications or otherwise)

Sources

Samsung 860 PRO SATA 2.5" SSD 512GB

Manufacturer specification · Manufacturer claim in the exact MZ-76P512B/EU specification. Source wording, unit and scope retained; unlisted conditions remain unknown.

Samsung UK — exact MZ-76P512B/EU manufacturer specifications

Samsung 870 QVO SATA 2.5” SSD 4TB

Manufacturer specification · Manufacturer claim in the exact MZ-77Q4T0BW specification. Source wording, unit and scope retained; unlisted conditions remain unknown.

Samsung UK — exact MZ-77Q4T0BW manufacturer specifications

Check the exact configuration and source conditions for your use.

General Feature — Controller

In Visual facts

Samsung 860 PRO SATA 2.5" SSD 512GBSamsung MJX Controller

Samsung 870 QVO SATA 2.5” SSD 4TBSamsung MKX Controller

Sources

Samsung 860 PRO SATA 2.5" SSD 512GB

Manufacturer specification · Manufacturer claim in the exact MZ-76P512B/EU specification. Source wording, unit and scope retained; unlisted conditions remain unknown.

Samsung UK — exact MZ-76P512B/EU manufacturer specifications

Samsung 870 QVO SATA 2.5” SSD 4TB

Manufacturer specification · Manufacturer claim in the exact MZ-77Q4T0BW specification. Source wording, unit and scope retained; unlisted conditions remain unknown.

Samsung UK — exact MZ-77Q4T0BW manufacturer specifications

Check the exact configuration and source conditions for your use.

Show 8 more verified differences

General Feature — Weight

In Visual facts

Samsung 860 PRO SATA 2.5" SSD 512GBMax 51.0g Weight

Samsung 870 QVO SATA 2.5” SSD 4TBApporx. 54.0g Weight

Sources

Samsung 860 PRO SATA 2.5" SSD 512GB

Manufacturer specification · Manufacturer claim in the exact MZ-76P512B/EU specification. Source wording, unit and scope retained; unlisted conditions remain unknown.

Samsung UK — exact MZ-76P512B/EU manufacturer specifications

Samsung 870 QVO SATA 2.5” SSD 4TB

Manufacturer specification · Manufacturer claim in the exact MZ-77Q4T0BW specification. Source wording, unit and scope retained; unlisted conditions remain unknown.

Samsung UK — exact MZ-77Q4T0BW manufacturer specifications

Check the exact configuration and source conditions for your use.

Performance — Random Read (4 KB, QD1)

Samsung 860 PRO SATA 2.5" SSD 512GBUp to 11,000 IOPS Random Read * Performance may vary based on system hardware & configuration

Samsung 870 QVO SATA 2.5” SSD 4TBUp to 11,000 IOPS Random Read * Performance may vary based on system hardware & configuration ** Measured with Intelligent TurboWrite technology being activated

Sources

Samsung 860 PRO SATA 2.5" SSD 512GB

Manufacturer specification · Manufacturer claim in the exact MZ-76P512B/EU specification. Source wording, unit and scope retained; unlisted conditions remain unknown.

Samsung UK — exact MZ-76P512B/EU manufacturer specifications

Samsung 870 QVO SATA 2.5” SSD 4TB

Manufacturer specification · Manufacturer claim in the exact MZ-77Q4T0BW specification. Source wording, unit and scope retained; unlisted conditions remain unknown.

Samsung UK — exact MZ-77Q4T0BW manufacturer specifications

Check the exact configuration and source conditions for your use.

Performance — Random Read (4 KB, QD32)

Samsung 860 PRO SATA 2.5" SSD 512GBUp to 100,000 IOPS Random Read * Performance may vary based on system hardware & configuration

Samsung 870 QVO SATA 2.5” SSD 4TBUp to 98,000 IOPS Random Read * Performance may vary based on system hardware & configuration ** Measured with Intelligent TurboWrite technology being activated

Sources

Samsung 860 PRO SATA 2.5" SSD 512GB

Manufacturer specification · Manufacturer claim in the exact MZ-76P512B/EU specification. Source wording, unit and scope retained; unlisted conditions remain unknown.

Samsung UK — exact MZ-76P512B/EU manufacturer specifications

Samsung 870 QVO SATA 2.5” SSD 4TB

Manufacturer specification · Manufacturer claim in the exact MZ-77Q4T0BW specification. Source wording, unit and scope retained; unlisted conditions remain unknown.

Samsung UK — exact MZ-77Q4T0BW manufacturer specifications

Check the exact configuration and source conditions for your use.

Performance — Random Write (4 KB, QD1)

Samsung 860 PRO SATA 2.5" SSD 512GBUp to 43,000 IOPS Random Write * Performance may vary based on system hardware & configuration

Samsung 870 QVO SATA 2.5” SSD 4TBUp to 35,000 IOPS Random Write * Performance may vary based on system hardware & configuration ** Measured with Intelligent TurboWrite technology being activated

Sources

Samsung 860 PRO SATA 2.5" SSD 512GB

Manufacturer specification · Manufacturer claim in the exact MZ-76P512B/EU specification. Source wording, unit and scope retained; unlisted conditions remain unknown.

Samsung UK — exact MZ-76P512B/EU manufacturer specifications

Samsung 870 QVO SATA 2.5” SSD 4TB

Manufacturer specification · Manufacturer claim in the exact MZ-77Q4T0BW specification. Source wording, unit and scope retained; unlisted conditions remain unknown.

Samsung UK — exact MZ-77Q4T0BW manufacturer specifications

Check the exact configuration and source conditions for your use.

Performance — Random Write (4KB, QD32)

Samsung 860 PRO SATA 2.5" SSD 512GBUp to 90,000 IOPS Random Write * Performance may vary based on system hardware & configuration

Samsung 870 QVO SATA 2.5” SSD 4TBUp to 88,000 IOPS Random Write * Performance may vary based on system hardware & configuration ** Measured with Intelligent TurboWrite technology being activated

Sources

Samsung 860 PRO SATA 2.5" SSD 512GB

Manufacturer specification · Manufacturer claim in the exact MZ-76P512B/EU specification. Source wording, unit and scope retained; unlisted conditions remain unknown.

Samsung UK — exact MZ-76P512B/EU manufacturer specifications

Samsung 870 QVO SATA 2.5” SSD 4TB

Manufacturer specification · Manufacturer claim in the exact MZ-77Q4T0BW specification. Source wording, unit and scope retained; unlisted conditions remain unknown.

Samsung UK — exact MZ-77Q4T0BW manufacturer specifications

Check the exact configuration and source conditions for your use.

Performance — Sequential Write

Samsung 860 PRO SATA 2.5" SSD 512GBUp to 530 MB/s Sequential Write * Performance may vary based on system hardware & configuration

Samsung 870 QVO SATA 2.5” SSD 4TBUp to 530 MB/s Sequential Write * Performance may vary based on system hardware & configuration ** Measured with Intelligent TurboWrite technology being activated

Sources

Samsung 860 PRO SATA 2.5" SSD 512GB

Manufacturer specification · Manufacturer claim in the exact MZ-76P512B/EU specification. Source wording, unit and scope retained; unlisted conditions remain unknown.

Samsung UK — exact MZ-76P512B/EU manufacturer specifications

Samsung 870 QVO SATA 2.5” SSD 4TB

Manufacturer specification · Manufacturer claim in the exact MZ-77Q4T0BW specification. Source wording, unit and scope retained; unlisted conditions remain unknown.

Samsung UK — exact MZ-77Q4T0BW manufacturer specifications

Check the exact configuration and source conditions for your use.

Special Feature — Encryption Support

Samsung 860 PRO SATA 2.5" SSD 512GBAES 256-bit Encryption (Class 0)TCG/Opal IEEE1667 (Encrypted drive)

Samsung 870 QVO SATA 2.5” SSD 4TBAES 256-bit Encryption (Class 0),TCG/Opal, IEEE1667 (Encrypted drive)

Sources

Samsung 860 PRO SATA 2.5" SSD 512GB

Manufacturer specification · Manufacturer claim in the exact MZ-76P512B/EU specification. Source wording, unit and scope retained; unlisted conditions remain unknown.

Samsung UK — exact MZ-76P512B/EU manufacturer specifications

Samsung 870 QVO SATA 2.5” SSD 4TB

Manufacturer specification · Manufacturer claim in the exact MZ-77Q4T0BW specification. Source wording, unit and scope retained; unlisted conditions remain unknown.

Samsung UK — exact MZ-77Q4T0BW manufacturer specifications

Check the exact configuration and source conditions for your use.

Warranty

Samsung 860 PRO SATA 2.5" SSD 512GB5 Years Limited Warrantyor 600 TBW Limited Warranty

Samsung 870 QVO SATA 2.5” SSD 4TB3 Years Limited Warranty or 1,440 TBW Limited Warranty

Sources

Samsung 860 PRO SATA 2.5" SSD 512GB

Manufacturer specification · Manufacturer claim in the exact MZ-76P512B/EU specification. Source wording, unit and scope retained; unlisted conditions remain unknown.

Samsung UK — exact MZ-76P512B/EU manufacturer specifications

Samsung 870 QVO SATA 2.5” SSD 4TB

Manufacturer specification · Manufacturer claim in the exact MZ-77Q4T0BW specification. Source wording, unit and scope retained; unlisted conditions remain unknown.

Samsung UK — exact MZ-77Q4T0BW manufacturer specifications

Check the exact configuration and source conditions for your use.

Missing or non-comparable evidence (8)

Accessories — Installation Kit

Samsung 860 PRO SATA 2.5" SSD 512GBNot verified

Samsung 870 QVO SATA 2.5” SSD 4TBNot Available

Sources

Samsung 860 PRO SATA 2.5" SSD 512GB

No source recorded for this side.

Samsung 870 QVO SATA 2.5” SSD 4TB

Manufacturer specification · Manufacturer claim in the exact MZ-77Q4T0BW specification. Source wording, unit and scope retained; unlisted conditions remain unknown.

Samsung UK — exact MZ-77Q4T0BW manufacturer specifications

Evidence is missing or conflicting on at least one side. This is not a verified difference.

Environment — Allowable Voltage

Samsung 860 PRO SATA 2.5" SSD 512GBNot verified

Samsung 870 QVO SATA 2.5” SSD 4TB5V ± 5% Allowable voltage

Sources

Samsung 860 PRO SATA 2.5" SSD 512GB

No source recorded for this side.

Samsung 870 QVO SATA 2.5” SSD 4TB

Manufacturer specification · Manufacturer claim in the exact MZ-77Q4T0BW specification. Source wording, unit and scope retained; unlisted conditions remain unknown.

Samsung UK — exact MZ-77Q4T0BW manufacturer specifications

Evidence is missing or conflicting on at least one side. This is not a verified difference.

Environment — Average Power Consumption (system level)

Samsung 860 PRO SATA 2.5" SSD 512GBNot verified

Samsung 870 QVO SATA 2.5” SSD 4TBAverage: 3.2 W *Maximum: 5.5 W (Burst mode)* Actual power consumption may vary depending on system hardware & configuration

Sources

Samsung 860 PRO SATA 2.5" SSD 512GB

No source recorded for this side.

Samsung 870 QVO SATA 2.5” SSD 4TB

Manufacturer specification · Manufacturer claim in the exact MZ-77Q4T0BW specification. Source wording, unit and scope retained; unlisted conditions remain unknown.

Samsung UK — exact MZ-77Q4T0BW manufacturer specifications

Evidence is missing or conflicting on at least one side. This is not a verified difference.

Environment — Power Consumption

Samsung 860 PRO SATA 2.5" SSD 512GB*Average: 2.0 W*Maximum: 4.0 W (Burst mode)* Actual power consumption may vary depending on system hardware & configuration

Samsung 870 QVO SATA 2.5” SSD 4TBNot verified

Sources

Samsung 860 PRO SATA 2.5" SSD 512GB

Manufacturer specification · Manufacturer claim in the exact MZ-76P512B/EU specification. Source wording, unit and scope retained; unlisted conditions remain unknown.

Samsung UK — exact MZ-76P512B/EU manufacturer specifications

Samsung 870 QVO SATA 2.5” SSD 4TB

No source recorded for this side.

Evidence is missing or conflicting on at least one side. This is not a verified difference.

Environment — Power consumption (Idle)

Samsung 860 PRO SATA 2.5" SSD 512GBNot verified

Samsung 870 QVO SATA 2.5” SSD 4TBMax. 35 mW * Actual power consumption may vary depending on system hardware & configuration

Sources

Samsung 860 PRO SATA 2.5" SSD 512GB

No source recorded for this side.

Samsung 870 QVO SATA 2.5” SSD 4TB

Manufacturer specification · Manufacturer claim in the exact MZ-77Q4T0BW specification. Source wording, unit and scope retained; unlisted conditions remain unknown.

Samsung UK — exact MZ-77Q4T0BW manufacturer specifications

Evidence is missing or conflicting on at least one side. This is not a verified difference.

General Feature — NAND Type

Samsung 860 PRO SATA 2.5" SSD 512GBSamsung V-NAND 2bit MLC

Samsung 870 QVO SATA 2.5” SSD 4TBNot verified

Sources

Samsung 860 PRO SATA 2.5" SSD 512GB

Manufacturer specification · Manufacturer claim in the exact MZ-76P512B/EU specification. Source wording, unit and scope retained; unlisted conditions remain unknown.

Samsung UK — exact MZ-76P512B/EU manufacturer specifications

Samsung 870 QVO SATA 2.5” SSD 4TB

No source recorded for this side.

Evidence is missing or conflicting on at least one side. This is not a verified difference.

General Feature — Storage Memory

Samsung 860 PRO SATA 2.5" SSD 512GBNot verified

Samsung 870 QVO SATA 2.5” SSD 4TBSamsung V-NAND 4bit MLC

Sources

Samsung 860 PRO SATA 2.5" SSD 512GB

No source recorded for this side.

Samsung 870 QVO SATA 2.5” SSD 4TB

Manufacturer specification · Manufacturer claim in the exact MZ-77Q4T0BW specification. Source wording, unit and scope retained; unlisted conditions remain unknown.

Samsung UK — exact MZ-77Q4T0BW manufacturer specifications

Evidence is missing or conflicting on at least one side. This is not a verified difference.

Installation Kit

Samsung 860 PRO SATA 2.5" SSD 512GBNot Available

Samsung 870 QVO SATA 2.5” SSD 4TBNot verified

Sources

Samsung 860 PRO SATA 2.5" SSD 512GB

Manufacturer specification · Manufacturer claim in the exact MZ-76P512B/EU specification. Source wording, unit and scope retained; unlisted conditions remain unknown.

Samsung UK — exact MZ-76P512B/EU manufacturer specifications

Samsung 870 QVO SATA 2.5” SSD 4TB

No source recorded for this side.

Evidence is missing or conflicting on at least one side. This is not a verified difference.

18 shared fields have the same recorded value.

WHAT EACH CHOICE ASKS OF YOU

What it brings and what to check

Samsung 860 PRO SATA 2.5" SSD 512GB

What it brings

The manufacturer lists nominal capacity: 512.0.
Manufacturer source
The exact UK manufacturer identifier MZ-76P512B/EU distinguishes this configuration from other models and bundles.
Manufacturer source

What to check

Published performance and battery figures are manufacturer claims. Actual results depend on configuration, settings and use; an unlisted feature or condition remains unknown.
Manufacturer source

Samsung 870 QVO SATA 2.5” SSD 4TB

What it brings

The manufacturer lists nominal capacity: 4000.0.
Manufacturer source
The exact UK manufacturer identifier MZ-77Q4T0BW distinguishes this configuration from other models and bundles.
Manufacturer source

What to check

Published performance and battery figures are manufacturer claims. Actual results depend on configuration, settings and use; an unlisted feature or condition remains unknown.
Manufacturer source

COMPARE THE DETAILS

Full specifications

How we verify

Differences only

40 of 40 specifications Sources in each row

Source-backed specifications for Samsung 860 PRO SATA 2.5" SSD 512GB and Samsung 870 QVO SATA 2.5” SSD 4TB
Specification	Samsung 860 PRO SATA 2.5" SSD 512GB	Samsung 870 QVO SATA 2.5” SSD 4TB

Nominal capacityDifferent Sources Samsung 860 PRO SATA 2.5" SSD 512GB Manufacturer specification · Manufacturer capacity: 512 GB (1 GB=1 Billion byte by IDEMA) * Actual usable capacity may be less (due to formatting, partitioning, operating system, applications or otherwise). Decimal TB converted to GB where needed; formatted usable capacity is lower. Samsung UK — exact MZ-76P512B/EU manufacturer specifications Samsung 870 QVO SATA 2.5” SSD 4TB Manufacturer specification · Manufacturer capacity: 4,000 GB (1 GB=1 Billion byte by IDEMA) * Actual usable capacity may be less (due to formatting, partitioning, operating system, applications or otherwise). Decimal TB converted to GB where needed; formatted usable capacity is lower. Samsung UK — exact MZ-77Q4T0BW manufacturer specifications	512 GB	4000 GB
Storage device type Sources Samsung 860 PRO SATA 2.5" SSD 512GB Manufacturer specification Samsung UK — MZ-76P512B/EU exact catalogue identity and official gallery Samsung 870 QVO SATA 2.5” SSD 4TB Manufacturer specification Samsung UK — MZ-77Q4T0BW exact catalogue identity and official gallery	SSD	SSD
Interface Sources Samsung 860 PRO SATA 2.5" SSD 512GB Manufacturer specification Samsung UK — exact MZ-76P512B/EU manufacturer specifications Samsung 870 QVO SATA 2.5” SSD 4TB Manufacturer specification Samsung UK — exact MZ-77Q4T0BW manufacturer specifications	SATA 6 Gb/s Interface, compatible with SATA 3 Gb/s & SATA 1.5 Gb/s interface	SATA 6 Gb/s Interface, compatible with SATA 3 Gb/s & SATA 1.5 Gb/s interface
Form factor Sources Samsung 860 PRO SATA 2.5" SSD 512GB Manufacturer specification Samsung UK — exact MZ-76P512B/EU manufacturer specifications Samsung 870 QVO SATA 2.5” SSD 4TB Manufacturer specification Samsung UK — exact MZ-77Q4T0BW manufacturer specifications	2.5 inch	2.5 inch
Dimensions Sources Samsung 860 PRO SATA 2.5" SSD 512GB Manufacturer specification Samsung UK — exact MZ-76P512B/EU manufacturer specifications Samsung 870 QVO SATA 2.5” SSD 4TB Manufacturer specification Samsung UK — exact MZ-77Q4T0BW manufacturer specifications	100 X 69.85 X 6.8 (mm)	100 X 69.85 X 6.8 (mm)
General Feature — CapacityDifferent Sources Samsung 860 PRO SATA 2.5" SSD 512GB Manufacturer specification · Manufacturer claim in the exact MZ-76P512B/EU specification. Source wording, unit and scope retained; unlisted conditions remain unknown. Samsung UK — exact MZ-76P512B/EU manufacturer specifications Samsung 870 QVO SATA 2.5” SSD 4TB Manufacturer specification · Manufacturer claim in the exact MZ-77Q4T0BW specification. Source wording, unit and scope retained; unlisted conditions remain unknown. Samsung UK — exact MZ-77Q4T0BW manufacturer specifications	*512 GB (1 GB=1 Billion byte by IDEMA) Actual usable capacity may be less (due to formatting, partitioning, operating system, applications or otherwise)**	*4,000 GB (1 GB=1 Billion byte by IDEMA) Actual usable capacity may be less (due to formatting, partitioning, operating system, applications or otherwise)**
General Feature — Form Factor Sources Samsung 860 PRO SATA 2.5" SSD 512GB Manufacturer specification · Manufacturer claim in the exact MZ-76P512B/EU specification. Source wording, unit and scope retained; unlisted conditions remain unknown. Samsung UK — exact MZ-76P512B/EU manufacturer specifications Samsung 870 QVO SATA 2.5” SSD 4TB Manufacturer specification · Manufacturer claim in the exact MZ-77Q4T0BW specification. Source wording, unit and scope retained; unlisted conditions remain unknown. Samsung UK — exact MZ-77Q4T0BW manufacturer specifications	2.5 inch	2.5 inch
General Feature — Interface Sources Samsung 860 PRO SATA 2.5" SSD 512GB Manufacturer specification · Manufacturer claim in the exact MZ-76P512B/EU specification. Source wording, unit and scope retained; unlisted conditions remain unknown. Samsung UK — exact MZ-76P512B/EU manufacturer specifications Samsung 870 QVO SATA 2.5” SSD 4TB Manufacturer specification · Manufacturer claim in the exact MZ-77Q4T0BW specification. Source wording, unit and scope retained; unlisted conditions remain unknown. Samsung UK — exact MZ-77Q4T0BW manufacturer specifications	SATA 6 Gb/s Interface, compatible with SATA 3 Gb/s & SATA 1.5 Gb/s interface	SATA 6 Gb/s Interface, compatible with SATA 3 Gb/s & SATA 1.5 Gb/s interface
General Feature — Dimension (WxHxD) Sources Samsung 860 PRO SATA 2.5" SSD 512GB Manufacturer specification · Manufacturer claim in the exact MZ-76P512B/EU specification. Source wording, unit and scope retained; unlisted conditions remain unknown. Samsung UK — exact MZ-76P512B/EU manufacturer specifications Samsung 870 QVO SATA 2.5” SSD 4TB Manufacturer specification · Manufacturer claim in the exact MZ-77Q4T0BW specification. Source wording, unit and scope retained; unlisted conditions remain unknown. Samsung UK — exact MZ-77Q4T0BW manufacturer specifications	100 X 69.85 X 6.8 (mm)	100 X 69.85 X 6.8 (mm)
General Feature — WeightDifferent Sources Samsung 860 PRO SATA 2.5" SSD 512GB Manufacturer specification · Manufacturer claim in the exact MZ-76P512B/EU specification. Source wording, unit and scope retained; unlisted conditions remain unknown. Samsung UK — exact MZ-76P512B/EU manufacturer specifications Samsung 870 QVO SATA 2.5” SSD 4TB Manufacturer specification · Manufacturer claim in the exact MZ-77Q4T0BW specification. Source wording, unit and scope retained; unlisted conditions remain unknown. Samsung UK — exact MZ-77Q4T0BW manufacturer specifications	Max 51.0g Weight	Apporx. 54.0g Weight
General Feature — NAND Type Sources Samsung 860 PRO SATA 2.5" SSD 512GB Manufacturer specification · Manufacturer claim in the exact MZ-76P512B/EU specification. Source wording, unit and scope retained; unlisted conditions remain unknown. Samsung UK — exact MZ-76P512B/EU manufacturer specifications Samsung 870 QVO SATA 2.5” SSD 4TB No source recorded.	Samsung V-NAND 2bit MLC	Not provided
General Feature — ControllerDifferent Sources Samsung 860 PRO SATA 2.5" SSD 512GB Manufacturer specification · Manufacturer claim in the exact MZ-76P512B/EU specification. Source wording, unit and scope retained; unlisted conditions remain unknown. Samsung UK — exact MZ-76P512B/EU manufacturer specifications Samsung 870 QVO SATA 2.5” SSD 4TB Manufacturer specification · Manufacturer claim in the exact MZ-77Q4T0BW specification. Source wording, unit and scope retained; unlisted conditions remain unknown. Samsung UK — exact MZ-77Q4T0BW manufacturer specifications	Samsung MJX Controller	Samsung MKX Controller
General Feature — Cache MemoryDifferent Sources Samsung 860 PRO SATA 2.5" SSD 512GB Manufacturer specification · Manufacturer claim in the exact MZ-76P512B/EU specification. Source wording, unit and scope retained; unlisted conditions remain unknown. Samsung UK — exact MZ-76P512B/EU manufacturer specifications Samsung 870 QVO SATA 2.5” SSD 4TB Manufacturer specification · Manufacturer claim in the exact MZ-77Q4T0BW specification. Source wording, unit and scope retained; unlisted conditions remain unknown. Samsung UK — exact MZ-77Q4T0BW manufacturer specifications	Samsung 512 MB Low Power DDR4 SDRAM	Samsung 4 GB Low Power DDR4 SDRAM
Installation Kit Sources Samsung 860 PRO SATA 2.5" SSD 512GB Manufacturer specification · Manufacturer claim in the exact MZ-76P512B/EU specification. Source wording, unit and scope retained; unlisted conditions remain unknown. Samsung UK — exact MZ-76P512B/EU manufacturer specifications Samsung 870 QVO SATA 2.5” SSD 4TB No source recorded.	Not Available	Not provided
General Feature — Storage Memory Sources Samsung 860 PRO SATA 2.5" SSD 512GB No source recorded. Samsung 870 QVO SATA 2.5” SSD 4TB Manufacturer specification · Manufacturer claim in the exact MZ-77Q4T0BW specification. Source wording, unit and scope retained; unlisted conditions remain unknown. Samsung UK — exact MZ-77Q4T0BW manufacturer specifications	Not provided	Samsung V-NAND 4bit MLC
Accessories — Installation Kit Sources Samsung 860 PRO SATA 2.5" SSD 512GB No source recorded. Samsung 870 QVO SATA 2.5” SSD 4TB Manufacturer specification · Manufacturer claim in the exact MZ-77Q4T0BW specification. Source wording, unit and scope retained; unlisted conditions remain unknown. Samsung UK — exact MZ-77Q4T0BW manufacturer specifications	Not provided	Not Available

Rated performance and conditionsDifferent Sources Samsung 860 PRO SATA 2.5" SSD 512GB Manufacturer specification · Manufacturer performance claims; supplied test conditions/maximum wording retained. Not an independent benchmark. Manufacturer claim in the exact MZ-76P512B/EU specification. Source wording, unit and scope retained; unlisted conditions remain unknown. Manufacturer section: Performance. Source field: Sequential Read. Manufacturer claim in the exact MZ-76P512B/EU specification. Source wording, unit and scope retained; unlisted conditions remain unknown. Manufacturer section: Performance. Source field: Sequential Write. Manufacturer claim in the exact MZ-76P512B/EU specification. Source wording, unit and scope retained; unlisted conditions remain unknown. Manufacturer section: Performance. Source field: Random Read (4 KB, QD32). Manufacturer claim in the exact MZ-76P512B/EU specification. Source wording, unit and scope retained; unlisted conditions remain unknown. Manufacturer section: Performance. Source field: Random Write (4KB, QD32). Manufacturer claim in the exact MZ-76P512B/EU specification. Source wording, unit and scope retained; unlisted conditions remain unknown. Manufacturer section: Performance. Source field: Random Read (4 KB, QD1). Manufacturer claim in the exact MZ-76P512B/EU specification. Source wording, unit and scope retained; unlisted conditions remain unknown. Manufacturer section: Performance. Source field: Random Write (4 KB, QD1). Samsung UK — exact MZ-76P512B/EU manufacturer specifications Samsung 870 QVO SATA 2.5” SSD 4TB Manufacturer specification · Manufacturer performance claims; supplied test conditions/maximum wording retained. Not an independent benchmark. Manufacturer claim in the exact MZ-77Q4T0BW specification. Source wording, unit and scope retained; unlisted conditions remain unknown. Manufacturer section: Performance. Source field: Sequential Read. Manufacturer claim in the exact MZ-77Q4T0BW specification. Source wording, unit and scope retained; unlisted conditions remain unknown. Manufacturer section: Performance. Source field: Sequential Write. Manufacturer claim in the exact MZ-77Q4T0BW specification. Source wording, unit and scope retained; unlisted conditions remain unknown. Manufacturer section: Performance. Source field: Random Read (4 KB, QD32). Manufacturer claim in the exact MZ-77Q4T0BW specification. Source wording, unit and scope retained; unlisted conditions remain unknown. Manufacturer section: Performance. Source field: Random Write (4KB, QD32). Manufacturer claim in the exact MZ-77Q4T0BW specification. Source wording, unit and scope retained; unlisted conditions remain unknown. Manufacturer section: Performance. Source field: Random Read (4 KB, QD1). Manufacturer claim in the exact MZ-77Q4T0BW specification. Source wording, unit and scope retained; unlisted conditions remain unknown. Manufacturer section: Performance. Source field: Random Write (4 KB, QD1). Samsung UK — exact MZ-77Q4T0BW manufacturer specifications	Up to 560 MB/s Sequential Read * Performance may vary based on system hardware & configuration (Sequential Read); Up to 530 MB/s Sequential Write * Performance may vary based on system hardware & configuration (Sequential Write); Up to 100,000 IOPS Random Read * Performance may vary based on system hardware & configuration (Random Read (4 KB, QD32)); Up to 90,000 IOPS Random Write * Performance may vary based on system hardware & configuration (Random Write (4KB, QD32)); Up to 11,000 IOPS Random Read * Performance may vary based on system hardware & configuration (Random Read (4 KB, QD1)); Up to 43,000 IOPS Random Write * Performance may vary based on system hardware & configuration (Random Write (4 KB, QD1))	Up to 560 MB/s Sequential Read * Performance may vary based on system hardware & configuration (Sequential Read); Up to 530 MB/s Sequential Write * Performance may vary based on system hardware & configuration ** Measured with Intelligent TurboWrite technology being activated (Sequential Write); Up to 98,000 IOPS Random Read * Performance may vary based on system hardware & configuration ** Measured with Intelligent TurboWrite technology being activated (Random Read (4 KB, QD32)); Up to 88,000 IOPS Random Write * Performance may vary based on system hardware & configuration ** Measured with Intelligent TurboWrite technology being activated (Random Write (4KB, QD32)); Up to 11,000 IOPS Random Read * Performance may vary based on system hardware & configuration ** Measured with Intelligent TurboWrite technology being activated (Random Read (4 KB, QD1)); Up to 35,000 IOPS Random Write * Performance may vary based on system hardware & configuration ** Measured with Intelligent TurboWrite technology being activated (Random Write (4 KB, QD1))
Performance — Sequential Read Sources Samsung 860 PRO SATA 2.5" SSD 512GB Manufacturer specification · Manufacturer claim in the exact MZ-76P512B/EU specification. Source wording, unit and scope retained; unlisted conditions remain unknown. Samsung UK — exact MZ-76P512B/EU manufacturer specifications Samsung 870 QVO SATA 2.5” SSD 4TB Manufacturer specification · Manufacturer claim in the exact MZ-77Q4T0BW specification. Source wording, unit and scope retained; unlisted conditions remain unknown. Samsung UK — exact MZ-77Q4T0BW manufacturer specifications	*Up to 560 MB/s Sequential Read Performance may vary based on system hardware & configuration**	*Up to 560 MB/s Sequential Read Performance may vary based on system hardware & configuration**
Performance — Sequential WriteDifferent Sources Samsung 860 PRO SATA 2.5" SSD 512GB Manufacturer specification · Manufacturer claim in the exact MZ-76P512B/EU specification. Source wording, unit and scope retained; unlisted conditions remain unknown. Samsung UK — exact MZ-76P512B/EU manufacturer specifications Samsung 870 QVO SATA 2.5” SSD 4TB Manufacturer specification · Manufacturer claim in the exact MZ-77Q4T0BW specification. Source wording, unit and scope retained; unlisted conditions remain unknown. Samsung UK — exact MZ-77Q4T0BW manufacturer specifications	*Up to 530 MB/s Sequential Write Performance may vary based on system hardware & configuration**	*Up to 530 MB/s Sequential Write Performance may vary based on system hardware & configuration Measured with Intelligent TurboWrite technology being activated
Performance — Random Read (4 KB, QD32)Different Sources Samsung 860 PRO SATA 2.5" SSD 512GB Manufacturer specification · Manufacturer claim in the exact MZ-76P512B/EU specification. Source wording, unit and scope retained; unlisted conditions remain unknown. Samsung UK — exact MZ-76P512B/EU manufacturer specifications Samsung 870 QVO SATA 2.5” SSD 4TB Manufacturer specification · Manufacturer claim in the exact MZ-77Q4T0BW specification. Source wording, unit and scope retained; unlisted conditions remain unknown. Samsung UK — exact MZ-77Q4T0BW manufacturer specifications	*Up to 100,000 IOPS Random Read Performance may vary based on system hardware & configuration**	*Up to 98,000 IOPS Random Read Performance may vary based on system hardware & configuration Measured with Intelligent TurboWrite technology being activated
Performance — Random Write (4KB, QD32)Different Sources Samsung 860 PRO SATA 2.5" SSD 512GB Manufacturer specification · Manufacturer claim in the exact MZ-76P512B/EU specification. Source wording, unit and scope retained; unlisted conditions remain unknown. Samsung UK — exact MZ-76P512B/EU manufacturer specifications Samsung 870 QVO SATA 2.5” SSD 4TB Manufacturer specification · Manufacturer claim in the exact MZ-77Q4T0BW specification. Source wording, unit and scope retained; unlisted conditions remain unknown. Samsung UK — exact MZ-77Q4T0BW manufacturer specifications	*Up to 90,000 IOPS Random Write Performance may vary based on system hardware & configuration**	*Up to 88,000 IOPS Random Write Performance may vary based on system hardware & configuration Measured with Intelligent TurboWrite technology being activated
Performance — Random Read (4 KB, QD1)Different Sources Samsung 860 PRO SATA 2.5" SSD 512GB Manufacturer specification · Manufacturer claim in the exact MZ-76P512B/EU specification. Source wording, unit and scope retained; unlisted conditions remain unknown. Samsung UK — exact MZ-76P512B/EU manufacturer specifications Samsung 870 QVO SATA 2.5” SSD 4TB Manufacturer specification · Manufacturer claim in the exact MZ-77Q4T0BW specification. Source wording, unit and scope retained; unlisted conditions remain unknown. Samsung UK — exact MZ-77Q4T0BW manufacturer specifications	*Up to 11,000 IOPS Random Read Performance may vary based on system hardware & configuration**	*Up to 11,000 IOPS Random Read Performance may vary based on system hardware & configuration Measured with Intelligent TurboWrite technology being activated
Performance — Random Write (4 KB, QD1)Different Sources Samsung 860 PRO SATA 2.5" SSD 512GB Manufacturer specification · Manufacturer claim in the exact MZ-76P512B/EU specification. Source wording, unit and scope retained; unlisted conditions remain unknown. Samsung UK — exact MZ-76P512B/EU manufacturer specifications Samsung 870 QVO SATA 2.5” SSD 4TB Manufacturer specification · Manufacturer claim in the exact MZ-77Q4T0BW specification. Source wording, unit and scope retained; unlisted conditions remain unknown. Samsung UK — exact MZ-77Q4T0BW manufacturer specifications	*Up to 43,000 IOPS Random Write Performance may vary based on system hardware & configuration**	*Up to 35,000 IOPS Random Write Performance may vary based on system hardware & configuration Measured with Intelligent TurboWrite technology being activated

Manufacturer warranty and enduranceDifferent Sources Samsung 860 PRO SATA 2.5" SSD 512GB Manufacturer specification Samsung UK — exact MZ-76P512B/EU manufacturer specifications Samsung 870 QVO SATA 2.5” SSD 4TB Manufacturer specification Samsung UK — exact MZ-77Q4T0BW manufacturer specifications	5 Years Limited Warrantyor 600 TBW Limited Warranty	3 Years Limited Warranty or 1,440 TBW Limited Warranty
Environment — Reliability (MTBF) Sources Samsung 860 PRO SATA 2.5" SSD 512GB Manufacturer specification · Manufacturer claim in the exact MZ-76P512B/EU specification. Source wording, unit and scope retained; unlisted conditions remain unknown. Samsung UK — exact MZ-76P512B/EU manufacturer specifications Samsung 870 QVO SATA 2.5” SSD 4TB Manufacturer specification · Manufacturer claim in the exact MZ-77Q4T0BW specification. Source wording, unit and scope retained; unlisted conditions remain unknown. Samsung UK — exact MZ-77Q4T0BW manufacturer specifications	1.5 Million Hours Reliability (MTBF)	1.5 Million Hours Reliability (MTBF)
WarrantyDifferent Sources Samsung 860 PRO SATA 2.5" SSD 512GB Manufacturer specification · Manufacturer claim in the exact MZ-76P512B/EU specification. Source wording, unit and scope retained; unlisted conditions remain unknown. Samsung UK — exact MZ-76P512B/EU manufacturer specifications Samsung 870 QVO SATA 2.5” SSD 4TB Manufacturer specification · Manufacturer claim in the exact MZ-77Q4T0BW specification. Source wording, unit and scope retained; unlisted conditions remain unknown. Samsung UK — exact MZ-77Q4T0BW manufacturer specifications	5 Years Limited Warrantyor 600 TBW Limited Warranty	3 Years Limited Warranty or 1,440 TBW Limited Warranty

Special Feature — TRIM Support Sources Samsung 860 PRO SATA 2.5" SSD 512GB Manufacturer specification · Manufacturer claim in the exact MZ-76P512B/EU specification. Source wording, unit and scope retained; unlisted conditions remain unknown. Samsung UK — exact MZ-76P512B/EU manufacturer specifications Samsung 870 QVO SATA 2.5” SSD 4TB Manufacturer specification · Manufacturer claim in the exact MZ-77Q4T0BW specification. Source wording, unit and scope retained; unlisted conditions remain unknown. Samsung UK — exact MZ-77Q4T0BW manufacturer specifications	TRIM Supported	TRIM Supported
Special Feature — S.M.A.R.T Support Sources Samsung 860 PRO SATA 2.5" SSD 512GB Manufacturer specification · Manufacturer claim in the exact MZ-76P512B/EU specification. Source wording, unit and scope retained; unlisted conditions remain unknown. Samsung UK — exact MZ-76P512B/EU manufacturer specifications Samsung 870 QVO SATA 2.5” SSD 4TB Manufacturer specification · Manufacturer claim in the exact MZ-77Q4T0BW specification. Source wording, unit and scope retained; unlisted conditions remain unknown. Samsung UK — exact MZ-77Q4T0BW manufacturer specifications	S.M.A.R.T Supported	S.M.A.R.T Supported
Special Feature — GC (Garbage Collection) Sources Samsung 860 PRO SATA 2.5" SSD 512GB Manufacturer specification · Manufacturer claim in the exact MZ-76P512B/EU specification. Source wording, unit and scope retained; unlisted conditions remain unknown. Samsung UK — exact MZ-76P512B/EU manufacturer specifications Samsung 870 QVO SATA 2.5” SSD 4TB Manufacturer specification · Manufacturer claim in the exact MZ-77Q4T0BW specification. Source wording, unit and scope retained; unlisted conditions remain unknown. Samsung UK — exact MZ-77Q4T0BW manufacturer specifications	Auto Garbage Collection Algorithm	Auto Garbage Collection Algorithm
Special Feature — Encryption SupportDifferent Sources Samsung 860 PRO SATA 2.5" SSD 512GB Manufacturer specification · Manufacturer claim in the exact MZ-76P512B/EU specification. Source wording, unit and scope retained; unlisted conditions remain unknown. Samsung UK — exact MZ-76P512B/EU manufacturer specifications Samsung 870 QVO SATA 2.5” SSD 4TB Manufacturer specification · Manufacturer claim in the exact MZ-77Q4T0BW specification. Source wording, unit and scope retained; unlisted conditions remain unknown. Samsung UK — exact MZ-77Q4T0BW manufacturer specifications	AES 256-bit Encryption (Class 0)TCG/Opal IEEE1667 (Encrypted drive)	AES 256-bit Encryption (Class 0),TCG/Opal, IEEE1667 (Encrypted drive)
Special Feature — WWN Support Sources Samsung 860 PRO SATA 2.5" SSD 512GB Manufacturer specification · Manufacturer claim in the exact MZ-76P512B/EU specification. Source wording, unit and scope retained; unlisted conditions remain unknown. Samsung UK — exact MZ-76P512B/EU manufacturer specifications Samsung 870 QVO SATA 2.5” SSD 4TB Manufacturer specification · Manufacturer claim in the exact MZ-77Q4T0BW specification. Source wording, unit and scope retained; unlisted conditions remain unknown. Samsung UK — exact MZ-77Q4T0BW manufacturer specifications	World Wide Name supported	World Wide Name supported
Software — Management SW Sources Samsung 860 PRO SATA 2.5" SSD 512GB Manufacturer specification · Manufacturer claim in the exact MZ-76P512B/EU specification. Source wording, unit and scope retained; unlisted conditions remain unknown. Samsung UK — exact MZ-76P512B/EU manufacturer specifications Samsung 870 QVO SATA 2.5” SSD 4TB Manufacturer specification · Manufacturer claim in the exact MZ-77Q4T0BW specification. Source wording, unit and scope retained; unlisted conditions remain unknown. Samsung UK — exact MZ-77Q4T0BW manufacturer specifications	Magician Software for SSD management	Magician Software for SSD management

Special Feature — Device Sleep Mode Support Sources Samsung 860 PRO SATA 2.5" SSD 512GB Manufacturer specification · Manufacturer claim in the exact MZ-76P512B/EU specification. Source wording, unit and scope retained; unlisted conditions remain unknown. Samsung UK — exact MZ-76P512B/EU manufacturer specifications Samsung 870 QVO SATA 2.5” SSD 4TB Manufacturer specification · Manufacturer claim in the exact MZ-77Q4T0BW specification. Source wording, unit and scope retained; unlisted conditions remain unknown. Samsung UK — exact MZ-77Q4T0BW manufacturer specifications	Yes	Yes
Environment — Power Consumption Sources Samsung 860 PRO SATA 2.5" SSD 512GB Manufacturer specification · Manufacturer claim in the exact MZ-76P512B/EU specification. Source wording, unit and scope retained; unlisted conditions remain unknown. Samsung UK — exact MZ-76P512B/EU manufacturer specifications Samsung 870 QVO SATA 2.5” SSD 4TB No source recorded.	Average: 2.0 WMaximum: 4.0 W (Burst mode)* Actual power consumption may vary depending on system hardware & configuration	Not provided
Environment — Operating Temperature Sources Samsung 860 PRO SATA 2.5" SSD 512GB Manufacturer specification · Manufacturer claim in the exact MZ-76P512B/EU specification. Source wording, unit and scope retained; unlisted conditions remain unknown. Samsung UK — exact MZ-76P512B/EU manufacturer specifications Samsung 870 QVO SATA 2.5” SSD 4TB Manufacturer specification · Manufacturer claim in the exact MZ-77Q4T0BW specification. Source wording, unit and scope retained; unlisted conditions remain unknown. Samsung UK — exact MZ-77Q4T0BW manufacturer specifications	0 - 70 ℃ Operating Temperature	0 - 70 ℃ Operating Temperature
Environment — Shock Sources Samsung 860 PRO SATA 2.5" SSD 512GB Manufacturer specification · Manufacturer claim in the exact MZ-76P512B/EU specification. Source wording, unit and scope retained; unlisted conditions remain unknown. Samsung UK — exact MZ-76P512B/EU manufacturer specifications Samsung 870 QVO SATA 2.5” SSD 4TB Manufacturer specification · Manufacturer claim in the exact MZ-77Q4T0BW specification. Source wording, unit and scope retained; unlisted conditions remain unknown. Samsung UK — exact MZ-77Q4T0BW manufacturer specifications	1,500G & 0.5ms (Half sine)	1,500 G & 0.5 ms (Half sine)
Environment — Average Power Consumption (system level) Sources Samsung 860 PRO SATA 2.5" SSD 512GB No source recorded. Samsung 870 QVO SATA 2.5” SSD 4TB Manufacturer specification · Manufacturer claim in the exact MZ-77Q4T0BW specification. Source wording, unit and scope retained; unlisted conditions remain unknown. Samsung UK — exact MZ-77Q4T0BW manufacturer specifications	Not provided	*Average: 3.2 W Maximum: 5.5 W (Burst mode)* Actual power consumption may vary depending on system hardware & configuration**
Environment — Power consumption (Idle) Sources Samsung 860 PRO SATA 2.5" SSD 512GB No source recorded. Samsung 870 QVO SATA 2.5” SSD 4TB Manufacturer specification · Manufacturer claim in the exact MZ-77Q4T0BW specification. Source wording, unit and scope retained; unlisted conditions remain unknown. Samsung UK — exact MZ-77Q4T0BW manufacturer specifications	Not provided	*Max. 35 mW Actual power consumption may vary depending on system hardware & configuration**
Environment — Allowable Voltage Sources Samsung 860 PRO SATA 2.5" SSD 512GB No source recorded. Samsung 870 QVO SATA 2.5” SSD 4TB Manufacturer specification · Manufacturer claim in the exact MZ-77Q4T0BW specification. Source wording, unit and scope retained; unlisted conditions remain unknown. Samsung UK — exact MZ-77Q4T0BW manufacturer specifications	Not provided	5V ± 5% Allowable voltage

General Feature — Application Sources Samsung 860 PRO SATA 2.5" SSD 512GB Manufacturer specification · Manufacturer claim in the exact MZ-76P512B/EU specification. Source wording, unit and scope retained; unlisted conditions remain unknown. Samsung UK — exact MZ-76P512B/EU manufacturer specifications Samsung 870 QVO SATA 2.5” SSD 4TB Manufacturer specification · Manufacturer claim in the exact MZ-77Q4T0BW specification. Source wording, unit and scope retained; unlisted conditions remain unknown. Samsung UK — exact MZ-77Q4T0BW manufacturer specifications	Client PCs	Client PCs

First product manufacturer source Second product manufacturer source

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Samsung 860 PRO SATA 2.5" SSD 2TB

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Samsung 870 QVO SATA 2.5” SSD 2TB

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Each record represents an explicitly checked model and configuration. Original import: 5 Sept 2026; this is not its verification date. This is not a list of current offers or a popularity ranking.