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STORAGE · YOUR NEXT FACE-OFF

Samsung 990 PRO vs SK hynix Platinum P41

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

Compared products

YOUR FIRST CHOICE

Samsung 990 PRO

2 TB · without factory heatsink · MZ-V9P2T0BW

Samsung 990 PRO bare M.2 SSD at an angle, with 990 PRO and 2TB visibly printed on its label; no factory heatsink.
Exact model & source notes

A 2 TB PCIe 4.0 NVMe SSD rated up to 7,450 MB/s read and 6,900 MB/s write, with TLC V-NAND, 2 GB LPDDR4 cache and a 1,200 TB write rating. This version has no factory heatsink.

Specifications checked 11 Sept 2026.

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

Manufacturer specifications
WHAT DIFFERS
7,450 MB/sRated sequential read7,000 MB/s
6,900 MB/sRated sequential write6,500 MB/s
1,550,000 IOPSRated random write1,300,000 IOPS
3 of 11 verified differences, in the order listed below. Not a rating.
See the 11 verified differences
THE CONTENDER

SK hynix Platinum P41

2 TB · M.2 2280 single-sided · no heatsink · SHPP41-2000GM-2

SK hynix Platinum P41 PCIe 4.0 NVMe M.2 2280 SSD without heatsink, top view
Exact model & source notes

SK hynix's 2TB PCIe 4.0 x4 NVMe drive in a bare, single-sided M.2 2280 format, rated up to 7,000 MB/s read and 6,500 MB/s write, using SK hynix 176-layer TLC NAND and its in-house Aries controller, with a 1,200 TBW rating and five-year limited warranty.

Specifications checked 26 Sept 2026.

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

Manufacturer specifications

Samsung 990 PRO UK & US retailers

UK & US price history: no verified listing yet

SK hynix Platinum P41 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 SIDE8 topics
SELECTED TOPIC
01 / 08

Controller

Compare the exact component configuration. A controller or NAND name is not a measured performance or reliability rating.

Samsung 990 PROSamsung in-house controller

Manufacturer specification · The manufacturer identifies only its own controller here. Samsung does not give a codename, process node or stepping.

SK hynix Platinum P41SK hynix in-house "Aries" controller

Manufacturer specification

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 ↓

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

Controller

In Visual facts
Samsung 990 PROSamsung in-house controller
SK hynix Platinum P41SK hynix in-house "Aries" controller
Sources
Samsung 990 PRO

Manufacturer specification · The manufacturer identifies only its own controller here. Samsung does not give a codename, process node or stepping.

Samsung 990 PRO — manufacturer specifications

Compare the exact component configuration. A controller or NAND name is not a measured performance or reliability rating.

Hardware encryption support

In Visual facts
Samsung 990 PROAES-256; TCG Opal 2.0; IEEE 1667
SK hynix Platinum P41AES 256-bit encryption; TCG Pyrite
Sources
Samsung 990 PRO

Manufacturer specification · Data-security features. Support does not mean encryption is enabled by default or that a particular host policy, OS or security certification is satisfied.

Samsung 990 PRO — manufacturer specifications
SK hynix Platinum P41

Manufacturer specification · SK hynix lists "AES 256-bit Encryption, TCG Pyrite Supported".

SK hynix Platinum P41 SSD — official product page and specification table (500GB/1TB/2TB)

Listed encryption support does not mean it is enabled. Check the exact host, software and configuration requirements; no security certification is inferred.

Drive management software

In Visual facts
Samsung 990 PROSamsung Magician
SK hynix Platinum P41SK hynix Drive Manager: Easy Kit (Windows 64-bit) and firmware update utility
Sources
Samsung 990 PRO

Manufacturer specification · UK feature inventory lists drive-health checks, benchmarks, firmware updates and encrypted-drive tools. Check the current software version and host support.

Samsung 990 PRO — exact UK 2 TB product page

Check the software, operating-system and licence requirements. An available feature does not establish a measured speed improvement or support on every host.

Rated performance and conditions

In Visual facts
Samsung 990 PROUp to 7450 MB/s sequential read; up to 6900 MB/s cached sequential write
SK hynix Platinum P41Up to 7,000 MB/s sequential read; up to 6,500 MB/s sequential write
Sources
Samsung 990 PRO

Manufacturer specification · Samsung IOmeter 1.1.0 claims on a Ryzen 7 5800X / X570 / Windows 10 test system. Writes use Intelligent TurboWrite; speed varies with workload, firmware and system.

Samsung 990 PRO — manufacturer specifications
SK hynix Platinum P41

Manufacturer specification · SK hynix "up to" figures for the 2TB capacity. SK hynix publishes no test platform, queue depth, block size or drive-state conditions for these figures. Not our measurement.

SK hynix Platinum P41 SSD — official product page and specification table (500GB/1TB/2TB)

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.

Rated sequential read

In Visual facts
Samsung 990 PRO7450 MB/s
SK hynix Platinum P417000 MB/s
Sources
Samsung 990 PRO

Manufacturer specification · Samsung IOmeter 1.1.0 claims on a Ryzen 7 5800X / X570 / Windows 10 test system. Writes use Intelligent TurboWrite; speed varies with workload, firmware and system.

Samsung 990 PRO — manufacturer specifications
SK hynix Platinum P41

Manufacturer specification · SK hynix "up to" figures for the 2TB capacity. SK hynix publishes no test platform, queue depth, block size or drive-state conditions for these figures. Not our measurement.

SK hynix Platinum P41 SSD — official product page and specification table (500GB/1TB/2TB)

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.

Show 5 more verified differences

Rated sequential write

In Visual facts
Samsung 990 PRO6900 MB/s
SK hynix Platinum P416500 MB/s
Sources
Samsung 990 PRO

Manufacturer specification · Samsung IOmeter 1.1.0 claims on a Ryzen 7 5800X / X570 / Windows 10 test system. Writes use Intelligent TurboWrite; speed varies with workload, firmware and system.

Samsung 990 PRO — manufacturer specifications
SK hynix Platinum P41

Manufacturer specification · SK hynix "up to" figures for the 2TB capacity. SK hynix publishes no test platform, queue depth, block size or drive-state conditions for these figures. Not our measurement.

SK hynix Platinum P41 SSD — official product page and specification table (500GB/1TB/2TB)

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.

Rated random write

Samsung 990 PRO1550000 IOPS
SK hynix Platinum P411300000 IOPS
Sources
Samsung 990 PRO

Manufacturer specification · Manufacturer up-to claim, QD32 / 16 threads with Intelligent TurboWrite active. Same disclosed IOmeter/Ryzen/X570 secondary-drive setup; not a post-cache sustained result.

Samsung 990 PRO — manufacturer specifications
SK hynix Platinum P41

Manufacturer specification · SK hynix up-to random write for 2TB (1,300K IOPS); block size and queue depth are not stated.

SK hynix Platinum P41 SSD — official product page and specification table (500GB/1TB/2TB)

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.

Warranty terms and endurance if applicable

Samsung 990 PRO5 years or 1200 TB written, whichever comes first; limited-warranty terms apply
SK hynix Platinum P41Five-year limited warranty for the original purchaser; 1,200 TBW endurance rating at 2TB
Sources
SK hynix Platinum P41

Manufacturer specification · The published warranty terms require proof of purchase and the certificate of authenticity supplied at purchase. The warranty page does not state that coverage ends on reaching the TBW rating; the TBW figure is the product-page endurance rating.

SK hynix Platinum P41 SSD — official product page and specification table (500GB/1TB/2TB)SK hynix SSD — official five-year limited warranty terms

Check the exact configuration and source conditions for your use.

Drive dimensions

Samsung 990 PRO80 × 22 × 2.3 mm
SK hynix Platinum P41(22.00 ± 0.15) × (80.00 ± 0.15) × (max. 2.38) mm
Sources
Samsung 990 PRO

Samsung lists these as maximum dimensions. This version has no factory heatsink. · Manufacturer specification

Samsung 990 PRO — manufacturer specifications
SK hynix Platinum P41

Manufacturer specification · As published by SK hynix (width × length × maximum height), single-sided bare drive.

SK hynix Platinum P41 SSD — official product page and specification table (500GB/1TB/2TB)

A size or weight trade-off; it does not establish the better product.

Missing or non-comparable evidence (23)

DRAM cache present

Samsung 990 PROYes
SK hynix Platinum P41Not verified
Sources
Samsung 990 PRO

Manufacturer specification · The 2 TB technical column includes 2 GB LPDDR4. Having DRAM is not a measured performance result.

Samsung 990 PRO — manufacturer specifications
SK hynix Platinum P41

No source recorded for this side.

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

Cache arrangement

Samsung 990 PRO2 GB LPDDR4 DRAM
SK hynix Platinum P41Not verified
Sources
Samsung 990 PRO

Manufacturer specification · 2 TB technical column: 2 GB LPDDR4 DRAM. Separate from the variable Intelligent TurboWrite write buffer.

Samsung 990 PRO — manufacturer specifications
SK hynix Platinum P41

No source recorded for this side.

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

DRAM cache capacity

Samsung 990 PRO2 GB
SK hynix Platinum P41Not verified
Sources
Samsung 990 PRO

Manufacturer specification · LPDDR4 cache on the 2 TB configuration.

Samsung 990 PRO — manufacturer specifications
SK hynix Platinum P41

No source recorded for this side.

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

Included cloning software

Samsung 990 PRONot verified
SK hynix Platinum P41Not verified
Sources
Samsung 990 PRO

Samsung does not state this for this model. · Manufacturer specification · Samsung does not list a bundled migration tool for this model. Health, firmware and optimization functions alone do not confirm migration support.

Samsung 990 PRO — manufacturer specifications
SK hynix Platinum P41

No source recorded for this side.

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

Write-buffer technology

Samsung 990 PROIntelligent TurboWrite
SK hynix Platinum P41Not verified
Sources
Samsung 990 PRO

Manufacturer specification · Manufacturer write caching is active for peak write claims and operates only within a specific transfer size. Samsung does not list the buffer capacity or post-cache write speed for this 2 TB model.

Samsung 990 PRO — manufacturer specifications
SK hynix Platinum P41

No source recorded for this side.

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

Rated random read, QD1

Samsung 990 PRO22000 IOPS
SK hynix Platinum P41Not verified
Sources
Samsung 990 PRO

Manufacturer specification · Manufacturer up-to claim at QD1 / one thread on the disclosed IOmeter 1.1.0 Ryzen/X570 secondary-drive setup. Separate from QD32 headline figures.

Samsung 990 PRO — manufacturer specifications
SK hynix Platinum P41

No source recorded for this side.

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

Rated random write, QD1

Samsung 990 PRO80000 IOPS
SK hynix Platinum P41Not verified
Sources
Samsung 990 PRO

Manufacturer specification · Manufacturer up-to claim at QD1 / one thread, with Intelligent TurboWrite active on the disclosed secondary-drive test setup.

Samsung 990 PRO — manufacturer specifications
SK hynix Platinum P41

No source recorded for this side.

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

Non-condensing humidity range

Samsung 990 PRO5–95%
SK hynix Platinum P41Not verified
Sources
Samsung 990 PRO

Manufacturer specification · Manufacturer specifies non-condensing conditions. This environmental range is not waterproofing or an IP rating.

Samsung 990 PRO — manufacturer specifications
SK hynix Platinum P41

No source recorded for this side.

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

Installation kit included

Samsung 990 PRONo
SK hynix Platinum P41Not verified
Sources
Samsung 990 PRO

Manufacturer specification · The UK Accessories table lists no installation kit. Check the host supplies the required mounting hardware.

Samsung 990 PRO — exact UK 2 TB product page
SK hynix Platinum P41

No source recorded for this side.

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

Earlier PCIe support

Samsung 990 PROPCIe Gen 3
SK hynix Platinum P41Not verified
Sources
Samsung 990 PRO

Manufacturer specification · Backward compatibility. Suitable NVMe host, lane allocation and physical clearance remain required; Gen 4 headline speeds are not promised on Gen 3.

Samsung 990 PRO — manufacturer specifications
SK hynix Platinum P41

No source recorded for this side.

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

NVMe interface protocol version

Samsung 990 PRO2.0
SK hynix Platinum P41Not verified
Sources
Samsung 990 PRO

Manufacturer specification

Samsung 990 PRO — manufacturer specifications
SK hynix Platinum P41

The reviewed exact manufacturer sources identify NVMe but do not state its protocol version. An omitted version does not establish a different version or missing NVMe support. · Manufacturer specification

SK hynix Platinum P41 SSD — official product page and specification table (500GB/1TB/2TB)

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

Published power conditions

Samsung 990 PRO55 mW idle; 5.8 W active read; 5.1 W active write; 5 mW L1.2
SK hynix Platinum P41Not verified
Sources
Samsung 990 PRO

Manufacturer specification · 2 TB datasheet column; idle requires APST on, active values are average read/write under the disclosed IOmeter/Ryzen/X570 test. These power states are not a constant everyday load.

Samsung 990 PRO — manufacturer specifications
SK hynix Platinum P41

SK hynix publishes no active, idle or sleep power figures for the Platinum P41; the specification table lists only the supply voltage and Device Sleep Mode support. · Manufacturer specification

SK hynix Platinum P41 SSD — official product page and specification table (500GB/1TB/2TB)

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

Queue support

Samsung 990 PRONot verified
SK hynix Platinum P41Up to 256 queues; up to 1,024 queue depth for each queue
Sources
Samsung 990 PRO

No source recorded for this side.

SK hynix Platinum P41

Manufacturer specification · As listed under Special Features in the SK hynix specification table.

SK hynix Platinum P41 SSD — official product page and specification table (500GB/1TB/2TB)

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

Non-operating shock rating

Samsung 990 PRO1500 G; 0.5 ms; three axes
SK hynix Platinum P41Not verified
Sources
Samsung 990 PRO

Manufacturer specification · Manufacturer non-operating test rating. No installed-PC durability or drop-test result is implied.

Samsung 990 PRO — manufacturer specifications
SK hynix Platinum P41

No source recorded for this side.

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

Storage temperature

Samsung 990 PRO−40–85 °C
SK hynix Platinum P41Not verified
Sources
Samsung 990 PRO

Manufacturer specification · Non-operating range from the technical table; kept separate from operating temperature.

Samsung 990 PRO — manufacturer specifications
SK hynix Platinum P41

No source recorded for this side.

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

Published system-level power

Samsung 990 PRO5.5 W average; 8.5 W maximum in burst mode
SK hynix Platinum P41Not verified
Sources
Samsung 990 PRO

Manufacturer specification · The UK page labels these as system-level average and burst figures and says hardware/configuration affect them. The datasheet separately reports active-read/write and idle states. The two sets use different conditions and are not a constant everyday load.

Samsung 990 PRO — exact UK 2 TB product page
SK hynix Platinum P41

No source recorded for this side.

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

Temperature sensor

Samsung 990 PRONot verified
SK hynix Platinum P41Yes
Sources
Samsung 990 PRO

No source recorded for this side.

SK hynix Platinum P41

Manufacturer specification · SK hynix lists a temperature sensor reported through SMART Attributes Bytes 02:01h, under Special Features / Temperature Range Operation.

SK hynix Platinum P41 SSD — official product page and specification table (500GB/1TB/2TB)

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

Advertised thermal design

Samsung 990 PRONickel-coated controller; heat-spreader label; Dynamic Thermal Guard
SK hynix Platinum P41Not verified
Sources
Samsung 990 PRO

Manufacturer specification · UK feature block describes these thermal measures. Samsung gives no measured temperatures.

Samsung 990 PRO — exact UK 2 TB product page
SK hynix Platinum P41

No source recorded for this side.

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

Non-operating vibration rating

Samsung 990 PRO20 G; 20–2000 Hz
SK hynix Platinum P41Not verified
Sources
Samsung 990 PRO

Manufacturer specification · Manufacturer rating retains the stated frequency range; it is not interchangeable with tests using other protocols.

Samsung 990 PRO — manufacturer specifications
SK hynix Platinum P41

No source recorded for this side.

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

Manufacturer application scope

Samsung 990 PROClient PCs and PlayStation 5
SK hynix Platinum P41Not verified
Sources
Samsung 990 PRO

Manufacturer specification · Manufacturer-listed application class. The host needs compatible NVMe support, correct installation and cooling.

Samsung 990 PRO — manufacturer specifications
SK hynix Platinum P41

No source recorded for this side.

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

World Wide Name support

Samsung 990 PRONo
SK hynix Platinum P41Not verified
Sources
Samsung 990 PRO

Manufacturer specification · The UK specification lists WWN as not supported. This does not mean ordinary NVMe operation or drive identification is unsupported.

Samsung 990 PRO — exact UK 2 TB product page
SK hynix Platinum P41

No source recorded for this side.

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

Maximum drive weight

Samsung 990 PRO9 g
SK hynix Platinum P41Not verified
Sources
Samsung 990 PRO

Manufacturer specification · UK 2 TB page states maximum 9.0 g. This is an upper bound, not measured sample weight or packaged weight.

Samsung 990 PRO — exact UK 2 TB product page
SK hynix Platinum P41

SK hynix publishes the weight as "7.0±5%" with no unit, so the unit (and therefore the weight) is unknown. Not converted or assumed. · Manufacturer specification

SK hynix Platinum P41 SSD — official product page and specification table (500GB/1TB/2TB)

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

13 shared fields have the same recorded value.

WHAT EACH CHOICE ASKS OF YOU

What it brings and what to check

Samsung 990 PRO

What it brings

  • Rated up to 7,450 MB/s sequential read and 6,900 MB/s sequential write over PCIe 4.0 x4, with up to 1.4 million random read and 1.55 million random write IOPS.
  • TLC V-NAND with a 2 GB LPDDR4 DRAM cache, plus a five-year warranty covering up to 1,200 TB written.

What to check

  • No factory heatsink, so plan for motherboard or case cooling. Peak write speed relies on the TurboWrite cache, and Samsung does not list a post-cache write speed for this model.
  • It also works in PCIe 3.0 slots, but its rated speeds need a PCIe 4.0 x4 slot.

SK hynix Platinum P41

What it brings

What to check

  • A PCIe 4.0 NVMe drive using up to 4 lanes, with a rated ceiling of 7,000 MB/s sequential read; SK hynix states no PCIe 5.0 support or backward-compatibility behaviour.
  • SK hynix publishes no test conditions for its speed figures, and no active or idle power, DRAM cache or storage-temperature ratings, so those remain unknown here.
  • SK hynix lists AES 256-bit encryption with TCG Pyrite support; TCG Opal is not listed on its product page.
COMPARE THE DETAILS

Full specifications

How we verify
47 of 47 specifications Sources in each row
Source-backed specifications for Samsung 990 PRO and SK hynix Platinum P41
SpecificationSamsung 990 PROSK hynix Platinum P41
Capacity
Sources
Samsung 990 PRO

Manufacturer specification · Decimal capacity; usable formatted space is lower.

Samsung 990 PRO — manufacturer specifications
SK hynix Platinum P41

Manufacturer specification · SK hynix lists a 2TB capacity option and does not state its byte definition; recorded as 2,000 GB assuming decimal terabytes.

SK hynix Platinum P41 SSD — official product page and specification table (500GB/1TB/2TB)
2000 GB2000 GB
SSD / HDD
Sources
SSDSSD
Interface and version
Sources
Samsung 990 PRO

Manufacturer specification

Samsung 990 PRO — manufacturer specifications
SK hynix Platinum P41

Manufacturer specification · SK hynix lists "PCIe 4.0 NVMe, up to 4 lanes". SK hynix does not state backward compatibility or behaviour in other PCIe generations.

SK hynix Platinum P41 SSD — official product page and specification table (500GB/1TB/2TB)
PCIe 4.0 x4; NVMePCIe 4.0 x4; NVMe
Form factor
Sources
M.2 2280M.2 2280 (single-sided)
Drive dimensionsDifferent
Sources
Samsung 990 PRO

Samsung lists these as maximum dimensions. This version has no factory heatsink. · Manufacturer specification

Samsung 990 PRO — manufacturer specifications
SK hynix Platinum P41

Manufacturer specification · As published by SK hynix (width × length × maximum height), single-sided bare drive.

SK hynix Platinum P41 SSD — official product page and specification table (500GB/1TB/2TB)
80 × 22 × 2.3 mm(22.00 ± 0.15) × (80.00 ± 0.15) × (max. 2.38) mm
Earlier PCIe support
Sources
Samsung 990 PRO

Manufacturer specification · Backward compatibility. Suitable NVMe host, lane allocation and physical clearance remain required; Gen 4 headline speeds are not promised on Gen 3.

Samsung 990 PRO — manufacturer specifications
SK hynix Platinum P41

No source recorded.

PCIe Gen 3Not provided
Factory heatsink
Sources
Samsung 990 PRO

Manufacturer specification · This BW gallery and 2.3 mm bare-board specification show no factory heatsink. A heat-spreader label is not the taller CW heatsink. Host cooling may still be needed.

Samsung 990 PRO — manufacturer specificationsSamsung 990 PRO — exact UK 2 TB product page
SK hynix Platinum P41

Manufacturer specification · SK hynix publishes a bare single-sided M.2 2280 drive with a maximum thickness of 2.38 mm; no heatsink variant is listed.

SK hynix Platinum P41 SSD — official product page and specification table (500GB/1TB/2TB)
NoNo
Maximum drive weight
Sources
Samsung 990 PRO

Manufacturer specification · UK 2 TB page states maximum 9.0 g. This is an upper bound, not measured sample weight or packaged weight.

Samsung 990 PRO — exact UK 2 TB product page
SK hynix Platinum P41

SK hynix publishes the weight as "7.0±5%" with no unit, so the unit (and therefore the weight) is unknown. Not converted or assumed. · Manufacturer specification

SK hynix Platinum P41 SSD — official product page and specification table (500GB/1TB/2TB)
9 gNot listed by the manufacturer
Advertised thermal design
Sources
Samsung 990 PRO

Manufacturer specification · UK feature block describes these thermal measures. Samsung gives no measured temperatures.

Samsung 990 PRO — exact UK 2 TB product page
SK hynix Platinum P41

No source recorded.

Nickel-coated controller; heat-spreader label; Dynamic Thermal GuardNot provided
Rated performance and conditionsDifferent
Sources
Samsung 990 PRO

Manufacturer specification · Samsung IOmeter 1.1.0 claims on a Ryzen 7 5800X / X570 / Windows 10 test system. Writes use Intelligent TurboWrite; speed varies with workload, firmware and system.

Samsung 990 PRO — manufacturer specifications
SK hynix Platinum P41

Manufacturer specification · SK hynix "up to" figures for the 2TB capacity. SK hynix publishes no test platform, queue depth, block size or drive-state conditions for these figures. Not our measurement.

SK hynix Platinum P41 SSD — official product page and specification table (500GB/1TB/2TB)
Up to 7450 MB/s sequential read; up to 6900 MB/s cached sequential writeUp to 7,000 MB/s sequential read; up to 6,500 MB/s sequential write
Rated sequential readDifferent
Sources
Samsung 990 PRO

Manufacturer specification · Samsung IOmeter 1.1.0 claims on a Ryzen 7 5800X / X570 / Windows 10 test system. Writes use Intelligent TurboWrite; speed varies with workload, firmware and system.

Samsung 990 PRO — manufacturer specifications
SK hynix Platinum P41

Manufacturer specification · SK hynix "up to" figures for the 2TB capacity. SK hynix publishes no test platform, queue depth, block size or drive-state conditions for these figures. Not our measurement.

SK hynix Platinum P41 SSD — official product page and specification table (500GB/1TB/2TB)
7450 MB/s7000 MB/s
Rated sequential writeDifferent
Sources
Samsung 990 PRO

Manufacturer specification · Samsung IOmeter 1.1.0 claims on a Ryzen 7 5800X / X570 / Windows 10 test system. Writes use Intelligent TurboWrite; speed varies with workload, firmware and system.

Samsung 990 PRO — manufacturer specifications
SK hynix Platinum P41

Manufacturer specification · SK hynix "up to" figures for the 2TB capacity. SK hynix publishes no test platform, queue depth, block size or drive-state conditions for these figures. Not our measurement.

SK hynix Platinum P41 SSD — official product page and specification table (500GB/1TB/2TB)
6900 MB/s6500 MB/s
Rated random read
Sources
Samsung 990 PRO

Manufacturer specification · Manufacturer up-to claim, QD32 / 16 threads; not a single-thread desktop result. IOmeter 1.1.0 on Ryzen 5800X / X570 Taichi, 32 GB DDR4-3600, Windows 10 Pro, secondary drive. Firmware, host and workload affect results.

Samsung 990 PRO — manufacturer specifications
SK hynix Platinum P41

Manufacturer specification · SK hynix up-to random read for 2TB (1,400K IOPS); block size and queue depth are not stated.

SK hynix Platinum P41 SSD — official product page and specification table (500GB/1TB/2TB)
1400000 IOPS1400000 IOPS
Rated random writeDifferent
Sources
Samsung 990 PRO

Manufacturer specification · Manufacturer up-to claim, QD32 / 16 threads with Intelligent TurboWrite active. Same disclosed IOmeter/Ryzen/X570 secondary-drive setup; not a post-cache sustained result.

Samsung 990 PRO — manufacturer specifications
SK hynix Platinum P41

Manufacturer specification · SK hynix up-to random write for 2TB (1,300K IOPS); block size and queue depth are not stated.

SK hynix Platinum P41 SSD — official product page and specification table (500GB/1TB/2TB)
1550000 IOPS1300000 IOPS
Rated random read, QD1
Sources
Samsung 990 PRO

Manufacturer specification · Manufacturer up-to claim at QD1 / one thread on the disclosed IOmeter 1.1.0 Ryzen/X570 secondary-drive setup. Separate from QD32 headline figures.

Samsung 990 PRO — manufacturer specifications
SK hynix Platinum P41

No source recorded.

22000 IOPSNot provided
Rated random write, QD1
Sources
Samsung 990 PRO

Manufacturer specification · Manufacturer up-to claim at QD1 / one thread, with Intelligent TurboWrite active on the disclosed secondary-drive test setup.

Samsung 990 PRO — manufacturer specifications
SK hynix Platinum P41

No source recorded.

80000 IOPSNot provided
NAND typeDifferent
Sources
Samsung V-NAND TLCSK hynix 176-layer 3D TLC NAND
DRAM cache capacity
Sources
Samsung 990 PRO

Manufacturer specification · LPDDR4 cache on the 2 TB configuration.

Samsung 990 PRO — manufacturer specifications
SK hynix Platinum P41

No source recorded.

2 GBNot provided
ControllerDifferent
Sources
Samsung 990 PRO

Manufacturer specification · The manufacturer identifies only its own controller here. Samsung does not give a codename, process node or stepping.

Samsung 990 PRO — manufacturer specifications
Samsung in-house controllerSK hynix in-house "Aries" controller
DRAM cache present
Sources
Samsung 990 PRO

Manufacturer specification · The 2 TB technical column includes 2 GB LPDDR4. Having DRAM is not a measured performance result.

Samsung 990 PRO — manufacturer specifications
SK hynix Platinum P41

No source recorded.

YesNot provided
Cache arrangement
Sources
Samsung 990 PRO

Manufacturer specification · 2 TB technical column: 2 GB LPDDR4 DRAM. Separate from the variable Intelligent TurboWrite write buffer.

Samsung 990 PRO — manufacturer specifications
SK hynix Platinum P41

No source recorded.

2 GB LPDDR4 DRAMNot provided
Write-buffer technology
Sources
Samsung 990 PRO

Manufacturer specification · Manufacturer write caching is active for peak write claims and operates only within a specific transfer size. Samsung does not list the buffer capacity or post-cache write speed for this 2 TB model.

Samsung 990 PRO — manufacturer specifications
SK hynix Platinum P41

No source recorded.

Intelligent TurboWriteNot provided
Warranty terms and endurance if applicableDifferent
Sources
SK hynix Platinum P41

Manufacturer specification · The published warranty terms require proof of purchase and the certificate of authenticity supplied at purchase. The warranty page does not state that coverage ends on reaching the TBW rating; the TBW figure is the product-page endurance rating.

SK hynix Platinum P41 SSD — official product page and specification table (500GB/1TB/2TB)SK hynix SSD — official five-year limited warranty terms
5 years or 1200 TB written, whichever comes first; limited-warranty terms applyFive-year limited warranty for the original purchaser; 1,200 TBW endurance rating at 2TB
Limited warranty time
Sources
Samsung 990 PRO

Manufacturer specification · Coverage ends at the time limit or write threshold, whichever occurs first; full Samsung terms and eligibility apply.

Samsung 990 PRO — manufacturer specificationsSamsung internal SSD — current warranty eligibility and model limits
SK hynix Platinum P41

Manufacturer specification

SK hynix SSD — official five-year limited warranty terms
5 years5 years
Warranty write threshold
Sources
Samsung 990 PRO

Manufacturer specification · Terabytes written within the limited-warranty conditions. This is not predicted drive lifespan.

Samsung 990 PRO — manufacturer specificationsSamsung internal SSD — current warranty eligibility and model limits
SK hynix Platinum P41

Manufacturer specification · SK hynix up-to TBW for the 2TB capacity. Not a guaranteed service life.

SK hynix Platinum P41 SSD — official product page and specification table (500GB/1TB/2TB)
1200 TB1200 TB
Manufacturer MTBF rating
Sources
Samsung 990 PRO

Manufacturer specification · Statistical manufacturer rating, not the lifespan or guaranteed operating time of an individual drive.

Samsung 990 PRO — manufacturer specifications
SK hynix Platinum P41

Manufacturer specification · Manufacturer reliability rating; SK hynix's launch release states the P41 undergoes 1,000 hours of high-temperature operating life (HTOL) testing, where it achieved the 1.5 million hour MTBF. SK hynix also lists a bit error rate of 1 error in 10^15 bits transferred.

SK hynix Platinum P41 SSD — official product page and specification table (500GB/1TB/2TB)SK hynix Newsroom — "SK hynix Launches PCIe 4.0 Platinum P41 SSD" (official press release)
1,500,000 hours1.5 million hours
Manufacturer application scope
Sources
Samsung 990 PRO

Manufacturer specification · Manufacturer-listed application class. The host needs compatible NVMe support, correct installation and cooling.

Samsung 990 PRO — manufacturer specifications
SK hynix Platinum P41

No source recorded.

Client PCs and PlayStation 5Not provided
Hardware encryption supportDifferent
Sources
Samsung 990 PRO

Manufacturer specification · Data-security features. Support does not mean encryption is enabled by default or that a particular host policy, OS or security certification is satisfied.

Samsung 990 PRO — manufacturer specifications
SK hynix Platinum P41

Manufacturer specification · SK hynix lists "AES 256-bit Encryption, TCG Pyrite Supported".

SK hynix Platinum P41 SSD — official product page and specification table (500GB/1TB/2TB)
AES-256; TCG Opal 2.0; IEEE 1667AES 256-bit encryption; TCG Pyrite
TRIM support
Sources
Samsung 990 PRO

Manufacturer specification · TRIM support requires operating-system support. Not every enclosure or host supports it.

Samsung 990 PRO — manufacturer specifications
SK hynix Platinum P41

Manufacturer specification · Listed as "Supported" under Special Features in the SK hynix specification table.

SK hynix Platinum P41 SSD — official product page and specification table (500GB/1TB/2TB)
YesYes
S.M.A.R.T. support
Sources
Samsung 990 PRO

Manufacturer specification · Drive monitoring support. Health reporting is not a prediction of remaining life.

Samsung 990 PRO — manufacturer specifications
SK hynix Platinum P41

Manufacturer specification · Listed as "Supported" under Special Features in the SK hynix specification table.

SK hynix Platinum P41 SSD — official product page and specification table (500GB/1TB/2TB)
YesYes
Garbage collection
Sources
Samsung 990 PRO

Manufacturer specification · Listed as an internal drive function; Samsung gives no measured benefit.

Samsung 990 PRO — manufacturer specifications
SK hynix Platinum P41

Manufacturer specification · "GC (Garbage Collection)" listed as "Supported" under Special Features in the SK hynix specification table.

SK hynix Platinum P41 SSD — official product page and specification table (500GB/1TB/2TB)
YesYes
Drive management softwareDifferent
Sources
Samsung 990 PRO

Manufacturer specification · UK feature inventory lists drive-health checks, benchmarks, firmware updates and encrypted-drive tools. Check the current software version and host support.

Samsung 990 PRO — exact UK 2 TB product page
Samsung MagicianSK hynix Drive Manager: Easy Kit (Windows 64-bit) and firmware update utility
Device sleep support
Sources
Samsung 990 PRO

Manufacturer specification · Manufacturer lists device sleep as supported. Host and operating-system support remain necessary; this is not a measured sleep-power result.

Samsung 990 PRO — exact UK 2 TB product page
SK hynix Platinum P41

Manufacturer specification · "Device Sleep Mode" listed as "Supported" under Special Features in the SK hynix specification table. No sleep-power figure is published.

SK hynix Platinum P41 SSD — official product page and specification table (500GB/1TB/2TB)
YesYes
World Wide Name support
Sources
Samsung 990 PRO

Manufacturer specification · The UK specification lists WWN as not supported. This does not mean ordinary NVMe operation or drive identification is unsupported.

Samsung 990 PRO — exact UK 2 TB product page
SK hynix Platinum P41

No source recorded.

NoNot provided
Installation kit included
Sources
Samsung 990 PRO

Manufacturer specification · The UK Accessories table lists no installation kit. Check the host supplies the required mounting hardware.

Samsung 990 PRO — exact UK 2 TB product page
SK hynix Platinum P41

No source recorded.

NoNot provided
Storage temperature
Sources
Samsung 990 PRO

Manufacturer specification · Non-operating range from the technical table; kept separate from operating temperature.

Samsung 990 PRO — manufacturer specifications
SK hynix Platinum P41

No source recorded.

−40–85 °CNot provided
Operating temperatureDifferent
Sources
Samsung 990 PRO

Manufacturer specification · Measured through S.M.A.R.T. temperature, with proper airflow recommended. This is not a cooling test.

Samsung 990 PRO — manufacturer specifications
0–70 °C0 °C to 70 °C
Published power conditions
Sources
Samsung 990 PRO

Manufacturer specification · 2 TB datasheet column; idle requires APST on, active values are average read/write under the disclosed IOmeter/Ryzen/X570 test. These power states are not a constant everyday load.

Samsung 990 PRO — manufacturer specifications
SK hynix Platinum P41

SK hynix publishes no active, idle or sleep power figures for the Platinum P41; the specification table lists only the supply voltage and Device Sleep Mode support. · Manufacturer specification

SK hynix Platinum P41 SSD — official product page and specification table (500GB/1TB/2TB)
55 mW idle; 5.8 W active read; 5.1 W active write; 5 mW L1.2Not listed by the manufacturer
Non-operating shock rating
Sources
Samsung 990 PRO

Manufacturer specification · Manufacturer non-operating test rating. No installed-PC durability or drop-test result is implied.

Samsung 990 PRO — manufacturer specifications
SK hynix Platinum P41

No source recorded.

1500 G; 0.5 ms; three axesNot provided
Non-operating vibration rating
Sources
Samsung 990 PRO

Manufacturer specification · Manufacturer rating retains the stated frequency range; it is not interchangeable with tests using other protocols.

Samsung 990 PRO — manufacturer specifications
SK hynix Platinum P41

No source recorded.

20 G; 20–2000 HzNot provided
Non-condensing humidity range
Sources
Samsung 990 PRO

Manufacturer specification · Manufacturer specifies non-condensing conditions. This environmental range is not waterproofing or an IP rating.

Samsung 990 PRO — manufacturer specifications
SK hynix Platinum P41

No source recorded.

5–95%Not provided
Supply voltage
Sources
Samsung 990 PRO

Manufacturer specification · Manufacturer allowable supply voltage. Check a compatible M.2 NVMe host; this is not a voltage setting recommendation.

Samsung 990 PRO — exact UK 2 TB product page
SK hynix Platinum P41

Manufacturer specification · Supply voltage as published in the SK hynix specification table (Voltage 3.3V±5%).

SK hynix Platinum P41 SSD — official product page and specification table (500GB/1TB/2TB)
3.3 V ±5%3.3 V ±5%
Published system-level power
Sources
Samsung 990 PRO

Manufacturer specification · The UK page labels these as system-level average and burst figures and says hardware/configuration affect them. The datasheet separately reports active-read/write and idle states. The two sets use different conditions and are not a constant everyday load.

Samsung 990 PRO — exact UK 2 TB product page
SK hynix Platinum P41

No source recorded.

5.5 W average; 8.5 W maximum in burst modeNot provided
NVMe interface protocol version
Sources
Samsung 990 PRO

Manufacturer specification

Samsung 990 PRO — manufacturer specifications
SK hynix Platinum P41

The reviewed exact manufacturer sources identify NVMe but do not state its protocol version. An omitted version does not establish a different version or missing NVMe support. · Manufacturer specification

SK hynix Platinum P41 SSD — official product page and specification table (500GB/1TB/2TB)
2.0Not listed by the manufacturer
Queue support
Sources
Samsung 990 PRO

No source recorded.

SK hynix Platinum P41

Manufacturer specification · As listed under Special Features in the SK hynix specification table.

SK hynix Platinum P41 SSD — official product page and specification table (500GB/1TB/2TB)
Not providedUp to 256 queues; up to 1,024 queue depth for each queue
Temperature sensor
Sources
Samsung 990 PRO

No source recorded.

SK hynix Platinum P41

Manufacturer specification · SK hynix lists a temperature sensor reported through SMART Attributes Bytes 02:01h, under Special Features / Temperature Range Operation.

SK hynix Platinum P41 SSD — official product page and specification table (500GB/1TB/2TB)
Not providedYes
Show unverified (1)Not verified, not provided or conflicting for both products. Kept for completeness; never counted as a difference.
Specifications without verified values for either product
Included cloning software
Sources
Samsung 990 PRO

Samsung does not state this for this model. · Manufacturer specification · Samsung does not list a bundled migration tool for this model. Health, firmware and optimization functions alone do not confirm migration support.

Samsung 990 PRO — manufacturer specifications
SK hynix Platinum P41

No source recorded.

Not providedNot provided
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Samsung 990 PRO with Heatsink 2 TB M.2 SSD with its 2 TB retail box and leaflet; official image associated with MZ-V9P2T0CW

Samsung 990 PRO with Heatsink

Storage capacity
2 TB
Warranty term
5 years
Write rating
1,200 TB
Prices & product profile

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.