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MSI SPATIUM M460 vs MSI SPATIUM M482

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

Compared products

YOUR FIRST CHOICE

MSI SPATIUM M460

2 TB · PCIe 4.0 NVMe M.2 2280 without heatsink

Full product profile Official image

Exact model & source notes

MSI's SPATIUM M460 is a PCIe 4.0 x4 NVMe 1.4 SSD in a bare 2.15 mm M.2 2280 module with a Phison E21T controller. The 2 TB version is rated up to 4,900 MB/s read and 4,400 MB/s write, lists 5.2 W maximum operating power and has a 5-year or 1,200 TB limited warranty.

Specifications checked 27 Sept 2026.

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

Manufacturer specifications

WHAT DIFFERS

Interface and versionPCIe 4.0 x4; NVMe 1.4PCIe 4.0 x4; NVMe

ControllerPhison E21TPhison E27T

4,900 MB/sRated sequential read7,300 MB/s

3 of 7 verified differences, in the order listed below. Not a rating.

See the 7 verified differences

THE CONTENDER

MSI SPATIUM M482

2 TB · PCIe 4.0 NVMe M.2 2280 without heatsink

Full product profile Official image

Exact model & source notes

MSI's SPATIUM M482 is a PCIe 4.0 x4 NVMe 1.4 SSD in a bare 2.15 mm M.2 2280 module with a Phison E27T controller. The 2 TB version is rated up to 7,300 MB/s read and 6,400 MB/s write, lists 5.7 W maximum operating power and has a 5-year or 1,200 TB limited warranty.

Specifications checked 27 Sept 2026.

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

Manufacturer specifications

M460 UK & US retailers

UK & US price history: no verified listing yet

M482 UK & US retailers

UK & US price history: no verified listing yet

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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

Interface and version

Check the exact configuration and source conditions for your use.

MSI SPATIUM M460PCIe 4.0 x4; NVMe 1.4

Manufacturer specification · MSI lists compatibility with PCIe Gen4, Gen3, Gen2 and Gen1 hosts; earlier generations limit speed.

Source 1

MSI SPATIUM M482PCIe 4.0 x4; NVMe

Manufacturer specification · MSI lists compatibility with PCIe Gen4, Gen3, Gen2 and Gen1 hosts; earlier generations limit speed.

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 ↓

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

Interface and version

In Visual facts

MSI SPATIUM M460PCIe 4.0 x4; NVMe 1.4

MSI SPATIUM M482PCIe 4.0 x4; NVMe

Sources

MSI SPATIUM M460

Manufacturer specification · MSI lists compatibility with PCIe Gen4, Gen3, Gen2 and Gen1 hosts; earlier generations limit speed.

MSI SPATIUM M460 PCIe 4.0 NVMe M.2 data sheet (global, 250 GB to 2 TB)

MSI SPATIUM M482

Manufacturer specification · MSI lists compatibility with PCIe Gen4, Gen3, Gen2 and Gen1 hosts; earlier generations limit speed.

MSI SPATIUM M482 PCIe 4.0 NVMe M.2 data sheet (global, 1 TB and 2 TB)

Check the exact configuration and source conditions for your use.

Controller

In Visual facts

MSI SPATIUM M460Phison E21T

MSI SPATIUM M482Phison E27T

Sources

MSI SPATIUM M460

Manufacturer specification

MSI SPATIUM M460 PCIe 4.0 NVMe M.2 data sheet (global, 250 GB to 2 TB)

MSI SPATIUM M482

Manufacturer specification

MSI SPATIUM M482 PCIe 4.0 NVMe M.2 data sheet (global, 1 TB and 2 TB)

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

Rated performance and conditions

In Visual facts

MSI SPATIUM M460Up to 4900 MB/s sequential read; up to 4400 MB/s sequential write

MSI SPATIUM M482Up to 7300 MB/s sequential read; up to 6400 MB/s sequential write

Sources

MSI SPATIUM M460

Manufacturer specification · MSI up-to claims measured as a secondary drive on an AMD Ryzen 7 3700X / MSI MEG B550 / Windows 11 Pro 21H2 system, using CrystalDiskMark, ATTO Disk Benchmark and IOmeter. MSI does not list a post-cache write speed. The data sheet lists 250GB, 500GB, 1TB and 2TB columns in that order; a single value spans all capacities.

MSI SPATIUM M460 PCIe 4.0 NVMe M.2 data sheet (global, 250 GB to 2 TB)

MSI SPATIUM M482

Manufacturer specification · MSI up-to claims measured as a secondary drive on AMD Ryzen 9 7950X 16-Core @4.50 GHz / MSI MPG X670E CARBON WIFI / Windows 11 Pro 22H2 OS Build 22621.2134, using CrystalDiskMark, ATTO Disk Benchmark and IOmeter. MSI does not list a post-cache write speed. The data sheet lists 1TB and 2TB columns in that order.

MSI SPATIUM M482 PCIe 4.0 NVMe M.2 data sheet (global, 1 TB and 2 TB)

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

MSI SPATIUM M4604900 MB/s

MSI SPATIUM M4827300 MB/s

Sources

MSI SPATIUM M460

MSI SPATIUM M460 PCIe 4.0 NVMe M.2 data sheet (global, 250 GB to 2 TB)

MSI SPATIUM M482

MSI SPATIUM M482 PCIe 4.0 NVMe M.2 data sheet (global, 1 TB and 2 TB)

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 write

In Visual facts

MSI SPATIUM M4604400 MB/s

MSI SPATIUM M4826400 MB/s

Sources

MSI SPATIUM M460

MSI SPATIUM M460 PCIe 4.0 NVMe M.2 data sheet (global, 250 GB to 2 TB)

MSI SPATIUM M482

MSI SPATIUM M482 PCIe 4.0 NVMe M.2 data sheet (global, 1 TB and 2 TB)

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 4K read

In Visual facts

MSI SPATIUM M460525000 IOPS

MSI SPATIUM M4821000000 IOPS

Sources

MSI SPATIUM M460

Manufacturer specification · MSI up-to 4 KB claim for 2 TB; queue depth not stated. The data sheet lists 250GB, 500GB, 1TB and 2TB columns in that order; a single value spans all capacities.

MSI SPATIUM M460 PCIe 4.0 NVMe M.2 data sheet (global, 250 GB to 2 TB)

MSI SPATIUM M482

Manufacturer specification · MSI up-to 4 KB claim for both capacities; queue depth not stated.

MSI SPATIUM M482 PCIe 4.0 NVMe M.2 data sheet (global, 1 TB and 2 TB)

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 1 more verified difference

Published power conditions

In Visual facts

MSI SPATIUM M4605.2 W maximum operating; 50 mW PS3 idle; 5 mW L1.2

MSI SPATIUM M4825.7 W maximum operating; 50 mW PS3 idle; 5 mW L1.2

Sources

MSI SPATIUM M460

Manufacturer specification · 2 TB column for maximum power; idle and L1.2 values span all capacities; APST supported. Measured on MSI's stated test system; not a constant everyday load. The data sheet lists 250GB, 500GB, 1TB and 2TB columns in that order; a single value spans all capacities.

MSI SPATIUM M460 PCIe 4.0 NVMe M.2 data sheet (global, 250 GB to 2 TB)

MSI SPATIUM M482

Manufacturer specification · 2 TB column for maximum power (1 TB: 5.6 W); idle and L1.2 values span both capacities; APST supported. Measured on MSI's stated test system; not a constant everyday load.

MSI SPATIUM M482 PCIe 4.0 NVMe M.2 data sheet (global, 1 TB and 2 TB)

Check the exact configuration and source conditions for your use.

Missing or non-comparable evidence (5)

DRAM cache present

MSI SPATIUM M460Not verified

MSI SPATIUM M482Not verified

Sources

MSI SPATIUM M460

MSI does not state this for this model. · Manufacturer specification · Unlike MSI's DRAM-equipped models, the M460 data sheet has no DRAM Cache row; absence of a row is not recorded as confirmed absence of DRAM.

MSI SPATIUM M460 PCIe 4.0 NVMe M.2 data sheet (global, 250 GB to 2 TB)

MSI SPATIUM M482

MSI does not state this for this model. · Manufacturer specification · Unlike MSI's DRAM-equipped models, the M482 data sheet has no DRAM Cache row; absence of a row is not recorded as confirmed absence of DRAM.

MSI SPATIUM M482 PCIe 4.0 NVMe M.2 data sheet (global, 1 TB and 2 TB)

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

NAND type

MSI SPATIUM M460Not verified

MSI SPATIUM M482Not verified

Sources

MSI SPATIUM M460

MSI lists 3D NAND without stating the cell type · Manufacturer specification

MSI SPATIUM M460 PCIe 4.0 NVMe M.2 data sheet (global, 250 GB to 2 TB)

MSI SPATIUM M482

MSI lists 3D NAND without stating the cell type · Manufacturer specification

MSI SPATIUM M482 PCIe 4.0 NVMe M.2 data sheet (global, 1 TB and 2 TB)

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

Hardware encryption support

MSI SPATIUM M460TCG Pyrite

MSI SPATIUM M482Not verified

Sources

MSI SPATIUM M460

Manufacturer specification · Listed as 'Pyrite (Encryption, Data Security)'. Listed security capabilities do not mean encryption is enabled or supported by every host.

MSI SPATIUM M460 PCIe 4.0 NVMe M.2 data sheet (global, 250 GB to 2 TB)

MSI SPATIUM M482

MSI lists Pyrite under a generic Encryption, Data Security heading but names no user-data encryption cipher. Pyrite listing alone does not establish hardware encryption; support remains unresolved. · Manufacturer specification · Original MSI wording: Pyrite (Encryption, Data Security). No negative hardware-encryption claim or host enablement is inferred.

MSI SPATIUM M482 PCIe 4.0 NVMe M.2 data sheet (global, 1 TB and 2 TB)

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

NVMe interface protocol version

MSI SPATIUM M460Not verified

MSI SPATIUM M4821.4

Sources

MSI SPATIUM M460

No source recorded for this side.

MSI SPATIUM M482

Manufacturer specification

MSI SPATIUM M482 PCIe 4.0 NVMe M.2 data sheet (global, 1 TB and 2 TB)

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

Listed storage security protocol

MSI SPATIUM M460Not verified

MSI SPATIUM M482TCG Pyrite

Sources

MSI SPATIUM M460

No source recorded for this side.

MSI SPATIUM M482

Manufacturer specification · MSI lists Pyrite under Encryption, Data Security. This records the named protocol only and does not establish user-data encryption, cipher strength or encryption enablement.

MSI SPATIUM M482 PCIe 4.0 NVMe M.2 data sheet (global, 1 TB and 2 TB)

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

16 shared fields have the same recorded value.

WHAT EACH CHOICE ASKS OF YOU

What it brings and what to check

MSI SPATIUM M460

What it brings

Rated up to 4,900 MB/s sequential read, 4,400 MB/s sequential write and 950,000 random write IOPS at 2 TB.
Manufacturer source
The 2 TB model's warranty write limit is 1,200 TB, and MSI lists LDPC ECC, end-to-end data path protection and TCG Pyrite support.
Manufacturer source

What to check

Random read is rated at 525,000 IOPS at 2 TB, and MSI's figures come from a Ryzen 7 3700X / MSI MEG B550 test system.
Manufacturer source
The data sheet has no DRAM cache row and does not state the NAND cell type or a post-cache write speed.
Manufacturer source

MSI SPATIUM M482

What it brings

Rated up to 7,300 MB/s sequential read, 6,400 MB/s sequential write, 1 million random read and 950,000 random write IOPS at 2 TB.
Manufacturer source
MSI lists 5.7 W maximum operating power, 50 mW PS3 idle and 5 mW L1.2, plus LDPC ECC, end-to-end data path protection and TCG Pyrite support.
Manufacturer source

What to check

The data sheet has no DRAM cache row and does not state the NAND cell type.
Manufacturer source
Capacities stop at 2 TB, with a 1,200 TB warranty write limit at that size and no published post-cache write speed.
Manufacturer source

COMPARE THE DETAILS

Full specifications

How we verify

Differences only

28 of 28 specifications Sources in each row

Source-backed specifications for MSI SPATIUM M460 and MSI SPATIUM M482
Specification	MSI SPATIUM M460	MSI SPATIUM M482

Capacity Sources MSI SPATIUM M460 Manufacturer specification · Manufacturer-listed 2 TB capacity; formatted usable space is lower. MSI SPATIUM M460 PCIe 4.0 NVMe M.2 data sheet (global, 250 GB to 2 TB) MSI SPATIUM M482 Manufacturer specification · Manufacturer-listed 2 TB capacity; formatted usable space is lower. MSI SPATIUM M482 PCIe 4.0 NVMe M.2 data sheet (global, 1 TB and 2 TB)	2000 GB	2000 GB
SSD / HDD Sources MSI SPATIUM M460 Manufacturer specification MSI SPATIUM M460 PCIe 4.0 NVMe M.2 data sheet (global, 250 GB to 2 TB) MSI SPATIUM M482 Manufacturer specification MSI SPATIUM M482 PCIe 4.0 NVMe M.2 data sheet (global, 1 TB and 2 TB)	SSD	SSD
Interface and versionDifferent Sources MSI SPATIUM M460 Manufacturer specification · MSI lists compatibility with PCIe Gen4, Gen3, Gen2 and Gen1 hosts; earlier generations limit speed. MSI SPATIUM M460 PCIe 4.0 NVMe M.2 data sheet (global, 250 GB to 2 TB) MSI SPATIUM M482 Manufacturer specification · MSI lists compatibility with PCIe Gen4, Gen3, Gen2 and Gen1 hosts; earlier generations limit speed. MSI SPATIUM M482 PCIe 4.0 NVMe M.2 data sheet (global, 1 TB and 2 TB)	PCIe 4.0 x4; NVMe 1.4	PCIe 4.0 x4; NVMe
Form factor Sources MSI SPATIUM M460 Manufacturer specification MSI SPATIUM M460 PCIe 4.0 NVMe M.2 data sheet (global, 250 GB to 2 TB) MSI SPATIUM M482 Manufacturer specification MSI SPATIUM M482 PCIe 4.0 NVMe M.2 data sheet (global, 1 TB and 2 TB)	M.2 2280	M.2 2280
Drive dimensions Sources MSI SPATIUM M460 Manufacturer specification · Length × width × height of the bare module, all capacities. MSI SPATIUM M460 PCIe 4.0 NVMe M.2 data sheet (global, 250 GB to 2 TB) MSI SPATIUM M482 Manufacturer specification · Length × width × height of the bare module, both capacities. MSI SPATIUM M482 PCIe 4.0 NVMe M.2 data sheet (global, 1 TB and 2 TB)	80 × 22 × 2.15 mm	80 × 22 × 2.15 mm
Factory heatsink Sources MSI SPATIUM M460 Manufacturer specification · The data sheet lists a 2.15 mm-high bare module and no heatsink. MSI SPATIUM M460 PCIe 4.0 NVMe M.2 data sheet (global, 250 GB to 2 TB) MSI SPATIUM M482 Manufacturer specification · The data sheet lists a 2.15 mm-high bare module and no heatsink. MSI SPATIUM M482 PCIe 4.0 NVMe M.2 data sheet (global, 1 TB and 2 TB)	No	No

Rated performance and conditionsDifferent Sources MSI SPATIUM M460 Manufacturer specification · MSI up-to claims measured as a secondary drive on an AMD Ryzen 7 3700X / MSI MEG B550 / Windows 11 Pro 21H2 system, using CrystalDiskMark, ATTO Disk Benchmark and IOmeter. MSI does not list a post-cache write speed. The data sheet lists 250GB, 500GB, 1TB and 2TB columns in that order; a single value spans all capacities. MSI SPATIUM M460 PCIe 4.0 NVMe M.2 data sheet (global, 250 GB to 2 TB) MSI SPATIUM M482 Manufacturer specification · MSI up-to claims measured as a secondary drive on AMD Ryzen 9 7950X 16-Core @4.50 GHz / MSI MPG X670E CARBON WIFI / Windows 11 Pro 22H2 OS Build 22621.2134, using CrystalDiskMark, ATTO Disk Benchmark and IOmeter. MSI does not list a post-cache write speed. The data sheet lists 1TB and 2TB columns in that order. MSI SPATIUM M482 PCIe 4.0 NVMe M.2 data sheet (global, 1 TB and 2 TB)	Up to 4900 MB/s sequential read; up to 4400 MB/s sequential write	Up to 7300 MB/s sequential read; up to 6400 MB/s sequential write
Rated sequential readDifferent Sources MSI SPATIUM M460 Manufacturer specification · MSI up-to claims measured as a secondary drive on an AMD Ryzen 7 3700X / MSI MEG B550 / Windows 11 Pro 21H2 system, using CrystalDiskMark, ATTO Disk Benchmark and IOmeter. MSI does not list a post-cache write speed. The data sheet lists 250GB, 500GB, 1TB and 2TB columns in that order; a single value spans all capacities. MSI SPATIUM M460 PCIe 4.0 NVMe M.2 data sheet (global, 250 GB to 2 TB) MSI SPATIUM M482 Manufacturer specification · MSI up-to claims measured as a secondary drive on AMD Ryzen 9 7950X 16-Core @4.50 GHz / MSI MPG X670E CARBON WIFI / Windows 11 Pro 22H2 OS Build 22621.2134, using CrystalDiskMark, ATTO Disk Benchmark and IOmeter. MSI does not list a post-cache write speed. The data sheet lists 1TB and 2TB columns in that order. MSI SPATIUM M482 PCIe 4.0 NVMe M.2 data sheet (global, 1 TB and 2 TB)	4900 MB/s	7300 MB/s
Rated sequential writeDifferent Sources MSI SPATIUM M460 Manufacturer specification · MSI up-to claims measured as a secondary drive on an AMD Ryzen 7 3700X / MSI MEG B550 / Windows 11 Pro 21H2 system, using CrystalDiskMark, ATTO Disk Benchmark and IOmeter. MSI does not list a post-cache write speed. The data sheet lists 250GB, 500GB, 1TB and 2TB columns in that order; a single value spans all capacities. MSI SPATIUM M460 PCIe 4.0 NVMe M.2 data sheet (global, 250 GB to 2 TB) MSI SPATIUM M482 Manufacturer specification · MSI up-to claims measured as a secondary drive on AMD Ryzen 9 7950X 16-Core @4.50 GHz / MSI MPG X670E CARBON WIFI / Windows 11 Pro 22H2 OS Build 22621.2134, using CrystalDiskMark, ATTO Disk Benchmark and IOmeter. MSI does not list a post-cache write speed. The data sheet lists 1TB and 2TB columns in that order. MSI SPATIUM M482 PCIe 4.0 NVMe M.2 data sheet (global, 1 TB and 2 TB)	4400 MB/s	6400 MB/s
Rated random 4K readDifferent Sources MSI SPATIUM M460 Manufacturer specification · MSI up-to 4 KB claim for 2 TB; queue depth not stated. The data sheet lists 250GB, 500GB, 1TB and 2TB columns in that order; a single value spans all capacities. MSI SPATIUM M460 PCIe 4.0 NVMe M.2 data sheet (global, 250 GB to 2 TB) MSI SPATIUM M482 Manufacturer specification · MSI up-to 4 KB claim for both capacities; queue depth not stated. MSI SPATIUM M482 PCIe 4.0 NVMe M.2 data sheet (global, 1 TB and 2 TB)	525000 IOPS	1000000 IOPS
Rated random 4K write Sources MSI SPATIUM M460 Manufacturer specification · MSI up-to 4 KB claim for 2 TB; queue depth not stated. The data sheet lists 250GB, 500GB, 1TB and 2TB columns in that order; a single value spans all capacities. MSI SPATIUM M460 PCIe 4.0 NVMe M.2 data sheet (global, 250 GB to 2 TB) MSI SPATIUM M482 Manufacturer specification · MSI up-to 4 KB claim for 2 TB (1 TB: 850,000); queue depth not stated. The data sheet lists 1TB and 2TB columns in that order. MSI SPATIUM M482 PCIe 4.0 NVMe M.2 data sheet (global, 1 TB and 2 TB)	950000 IOPS	950000 IOPS

ControllerDifferent Sources MSI SPATIUM M460 Manufacturer specification MSI SPATIUM M460 PCIe 4.0 NVMe M.2 data sheet (global, 250 GB to 2 TB) MSI SPATIUM M482 Manufacturer specification MSI SPATIUM M482 PCIe 4.0 NVMe M.2 data sheet (global, 1 TB and 2 TB)	Phison E21T	Phison E27T

Warranty terms and endurance if applicable Sources MSI SPATIUM M460 Manufacturer specification MSI SPATIUM M460 PCIe 4.0 NVMe M.2 data sheet (global, 250 GB to 2 TB) MSI SPATIUM M482 Manufacturer specification MSI SPATIUM M482 PCIe 4.0 NVMe M.2 data sheet (global, 1 TB and 2 TB)	5 years or 1200 TB written, whichever comes first; limited-warranty terms apply	5 years or 1200 TB written, whichever comes first; limited-warranty terms apply
Limited warranty time Sources MSI SPATIUM M460 Manufacturer specification · Time limit, not a lifespan prediction. Coverage also ends at the TBW threshold; eligibility and full terms apply. MSI SPATIUM M460 PCIe 4.0 NVMe M.2 data sheet (global, 250 GB to 2 TB) MSI SPATIUM M482 Manufacturer specification · Time limit, not a lifespan prediction. Coverage also ends at the TBW threshold; eligibility and full terms apply. MSI SPATIUM M482 PCIe 4.0 NVMe M.2 data sheet (global, 1 TB and 2 TB)	5 years	5 years
Warranty write threshold Sources MSI SPATIUM M460 Manufacturer specification · 2 TB value (250 GB: 200; 500 GB: 300; 1 TB: 600); not a guaranteed failure point. The data sheet lists 250GB, 500GB, 1TB and 2TB columns in that order; a single value spans all capacities. MSI SPATIUM M460 PCIe 4.0 NVMe M.2 data sheet (global, 250 GB to 2 TB) MSI SPATIUM M482 Manufacturer specification · 2 TB value (1 TB: 600); not a guaranteed failure point. The data sheet lists 1TB and 2TB columns in that order. MSI SPATIUM M482 PCIe 4.0 NVMe M.2 data sheet (global, 1 TB and 2 TB)	1200 TB	1200 TB
Manufacturer MTBF rating Sources MSI SPATIUM M460 Manufacturer specification · Statistical manufacturer claim, not individual lifespan or guaranteed operating time. MSI SPATIUM M460 PCIe 4.0 NVMe M.2 data sheet (global, 250 GB to 2 TB) MSI SPATIUM M482 Manufacturer specification · Statistical manufacturer claim, not individual lifespan or guaranteed operating time. MSI SPATIUM M482 PCIe 4.0 NVMe M.2 data sheet (global, 1 TB and 2 TB)	Up to 1,500,000 hours	Up to 1,500,000 hours

Hardware encryption support Sources MSI SPATIUM M460 Manufacturer specification · Listed as 'Pyrite (Encryption, Data Security)'. Listed security capabilities do not mean encryption is enabled or supported by every host. MSI SPATIUM M460 PCIe 4.0 NVMe M.2 data sheet (global, 250 GB to 2 TB) MSI SPATIUM M482 MSI lists Pyrite under a generic Encryption, Data Security heading but names no user-data encryption cipher. Pyrite listing alone does not establish hardware encryption; support remains unresolved. · Manufacturer specification · Original MSI wording: Pyrite (Encryption, Data Security). No negative hardware-encryption claim or host enablement is inferred. MSI SPATIUM M482 PCIe 4.0 NVMe M.2 data sheet (global, 1 TB and 2 TB)	TCG Pyrite	Not listed by the manufacturer
TRIM support Sources MSI SPATIUM M460 Manufacturer specification · Manufacturer requires operating-system support. MSI SPATIUM M460 PCIe 4.0 NVMe M.2 data sheet (global, 250 GB to 2 TB) MSI SPATIUM M482 Manufacturer specification · Manufacturer requires operating-system support. MSI SPATIUM M482 PCIe 4.0 NVMe M.2 data sheet (global, 1 TB and 2 TB)	Yes	Yes
S.M.A.R.T. support Sources MSI SPATIUM M460 Manufacturer specification · Manufacturer monitoring capability, not a remaining-lifespan guarantee. MSI SPATIUM M460 PCIe 4.0 NVMe M.2 data sheet (global, 250 GB to 2 TB) MSI SPATIUM M482 Manufacturer specification · Manufacturer monitoring capability, not a remaining-lifespan guarantee. MSI SPATIUM M482 PCIe 4.0 NVMe M.2 data sheet (global, 1 TB and 2 TB)	Yes	Yes
Error correction support Sources MSI SPATIUM M460 Manufacturer specification MSI SPATIUM M460 PCIe 4.0 NVMe M.2 data sheet (global, 250 GB to 2 TB) MSI SPATIUM M482 Manufacturer specification MSI SPATIUM M482 PCIe 4.0 NVMe M.2 data sheet (global, 1 TB and 2 TB)	LDPC ECC; end-to-end data path protection	LDPC ECC; end-to-end data path protection
Drive management software Sources MSI SPATIUM M460 Manufacturer specification · MSI: monitors SSD health status and key performance metrics in real time. MSI SPATIUM M460 PCIe 4.0 NVMe M.2 data sheet (global, 250 GB to 2 TB) MSI SPATIUM M482 Manufacturer specification · MSI: monitors SSD health status and key performance metrics in real time. MSI SPATIUM M482 PCIe 4.0 NVMe M.2 data sheet (global, 1 TB and 2 TB)	MSI Center	MSI Center

Published power conditionsDifferent Sources MSI SPATIUM M460 Manufacturer specification · 2 TB column for maximum power; idle and L1.2 values span all capacities; APST supported. Measured on MSI's stated test system; not a constant everyday load. The data sheet lists 250GB, 500GB, 1TB and 2TB columns in that order; a single value spans all capacities. MSI SPATIUM M460 PCIe 4.0 NVMe M.2 data sheet (global, 250 GB to 2 TB) MSI SPATIUM M482 Manufacturer specification · 2 TB column for maximum power (1 TB: 5.6 W); idle and L1.2 values span both capacities; APST supported. Measured on MSI's stated test system; not a constant everyday load. MSI SPATIUM M482 PCIe 4.0 NVMe M.2 data sheet (global, 1 TB and 2 TB)	5.2 W maximum operating; 50 mW PS3 idle; 5 mW L1.2	5.7 W maximum operating; 50 mW PS3 idle; 5 mW L1.2
Operating temperature Sources MSI SPATIUM M460 Manufacturer specification · Manufacturer operating range; not a measured temperature under a particular workload. MSI SPATIUM M460 PCIe 4.0 NVMe M.2 data sheet (global, 250 GB to 2 TB) MSI SPATIUM M482 Manufacturer specification · Manufacturer operating range; not a measured temperature under a particular workload. MSI SPATIUM M482 PCIe 4.0 NVMe M.2 data sheet (global, 1 TB and 2 TB)	0–70 °C	0–70 °C
Storage temperature Sources MSI SPATIUM M460 Manufacturer specification · Non-operating range, distinct from operation. MSI SPATIUM M460 PCIe 4.0 NVMe M.2 data sheet (global, 250 GB to 2 TB) MSI SPATIUM M482 Manufacturer specification · Non-operating range, distinct from operation. MSI SPATIUM M482 PCIe 4.0 NVMe M.2 data sheet (global, 1 TB and 2 TB)	−40–85 °C	−40–85 °C

Listed storage security protocol Sources MSI SPATIUM M460 No source recorded. MSI SPATIUM M482 Manufacturer specification · MSI lists Pyrite under Encryption, Data Security. This records the named protocol only and does not establish user-data encryption, cipher strength or encryption enablement. MSI SPATIUM M482 PCIe 4.0 NVMe M.2 data sheet (global, 1 TB and 2 TB)	Not provided	TCG Pyrite
NVMe interface protocol version Sources MSI SPATIUM M460 No source recorded. MSI SPATIUM M482 Manufacturer specification MSI SPATIUM M482 PCIe 4.0 NVMe M.2 data sheet (global, 1 TB and 2 TB)	Not provided	1.4

Show unverified (2)Not verified, not provided or conflicting for both products. Kept for completeness; never counted as a difference.

Specifications without verified values for either product
NAND type Sources MSI SPATIUM M460 MSI lists 3D NAND without stating the cell type · Manufacturer specification MSI SPATIUM M460 PCIe 4.0 NVMe M.2 data sheet (global, 250 GB to 2 TB) MSI SPATIUM M482 MSI lists 3D NAND without stating the cell type · Manufacturer specification MSI SPATIUM M482 PCIe 4.0 NVMe M.2 data sheet (global, 1 TB and 2 TB)	Not listed by the manufacturer	Not listed by the manufacturer
DRAM cache present Sources MSI SPATIUM M460 MSI does not state this for this model. · Manufacturer specification · Unlike MSI's DRAM-equipped models, the M460 data sheet has no DRAM Cache row; absence of a row is not recorded as confirmed absence of DRAM. MSI SPATIUM M460 PCIe 4.0 NVMe M.2 data sheet (global, 250 GB to 2 TB) MSI SPATIUM M482 MSI does not state this for this model. · Manufacturer specification · Unlike MSI's DRAM-equipped models, the M482 data sheet has no DRAM Cache row; absence of a row is not recorded as confirmed absence of DRAM. MSI SPATIUM M482 PCIe 4.0 NVMe M.2 data sheet (global, 1 TB and 2 TB)	Not listed by the manufacturer	Not listed by the manufacturer

First product manufacturer source Second product manufacturer source

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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.