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MSI SPATIUM M371 vs MSI SPATIUM M480 PRO

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

Compared products

YOUR FIRST CHOICE

MSI SPATIUM M371

2 TB · PCIe 3.0 NVMe M.2 2280 without heatsink

Full product profile Official image

Exact model & source notes

MSI's SPATIUM M371 is a PCIe 3.0 x4 NVMe 1.3 SSD in a bare 2.15 mm M.2 2280 module with a Phison E13T controller. The 2 TB version is rated up to 2,350 MB/s read and 1,900 MB/s write, lists 3.4 W maximum operating power and has a 5-year or 480 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 3.0 x4; NVMe 1.3PCIe 4.0 x4; NVMe

480 TBWarranty write threshold1,400 TB

ControllerPhison E13TPhison E18

The first 3 of 12 verified differences, in the order listed below. Not a rating.

See the 12 verified differences

THE CONTENDER

MSI SPATIUM M480 PRO

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

Full product profile Official image

Exact model & source notes

MSI's SPATIUM M480 PRO is a PCIe 4.0 x4 NVMe 1.4 SSD in a 2.15 mm M.2 2280 module. The 2 TB version is rated up to 7,400 MB/s read and 7,000 MB/s write, uses a Phison E18 controller with 2 GB of DDR4 cache, and has a 5-year or 1,400 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

M371 UK & US retailers

UK & US price history: no verified listing yet

M480 PRO 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 M371PCIe 3.0 x4; NVMe 1.3

Manufacturer specification · MSI lists compatibility with PCIe Gen3, Gen2 and Gen1 hosts.

Source 1

MSI SPATIUM M480 PROPCIe 4.0 x4; NVMe

Manufacturer specification · MSI lists compatibility with PCIe Gen4, Gen3, Gen2 and Gen1 hosts.

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 ↓

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

Interface and version

In Visual facts

MSI SPATIUM M371PCIe 3.0 x4; NVMe 1.3

MSI SPATIUM M480 PROPCIe 4.0 x4; NVMe

Sources

MSI SPATIUM M371

Manufacturer specification · MSI lists compatibility with PCIe Gen3, Gen2 and Gen1 hosts.

MSI SPATIUM M371 NVMe M.2 data sheet (global, 500 GB to 2 TB)

MSI SPATIUM M480 PRO

Manufacturer specification · MSI lists compatibility with PCIe Gen4, Gen3, Gen2 and Gen1 hosts.

MSI SPATIUM M480 PRO PCIe 4.0 NVMe M.2 data sheet (global, all capacities)

Check the exact configuration and source conditions for your use.

Warranty write threshold

In Visual facts

MSI SPATIUM M371480 TB

MSI SPATIUM M480 PRO1400 TB

Sources

MSI SPATIUM M371

Manufacturer specification · 2 TB value (500 GB: 110; 1 TB: 210); not a guaranteed failure point. The data sheet lists 500GB, 1TB and 2TB columns in that order; a single value spans all capacities.

MSI SPATIUM M371 NVMe M.2 data sheet (global, 500 GB to 2 TB)

MSI SPATIUM M480 PRO

Manufacturer specification · 2 TB value (1 TB: 700; 4 TB: 3000); not a guaranteed failure point. The data sheet lists 1TB, 2TB and 4TB columns in that order; the 2TB value is the second column.

MSI SPATIUM M480 PRO PCIe 4.0 NVMe M.2 data sheet (global, all capacities)

Check the exact configuration and source conditions for your use.

Controller

In Visual facts

MSI SPATIUM M371Phison E13T

MSI SPATIUM M480 PROPhison E18

Sources

MSI SPATIUM M371

Manufacturer specification

MSI SPATIUM M371 NVMe M.2 data sheet (global, 500 GB to 2 TB)

MSI SPATIUM M480 PRO

Manufacturer specification

MSI SPATIUM M480 PRO PCIe 4.0 NVMe M.2 data sheet (global, all capacities)

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

Hardware encryption support

In Visual facts

MSI SPATIUM M371TCG Pyrite

MSI SPATIUM M480 PROAES-256; TCG Pyrite

Sources

MSI SPATIUM M371

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

MSI SPATIUM M371 NVMe M.2 data sheet (global, 500 GB to 2 TB)

MSI SPATIUM M480 PRO

Manufacturer specification · Listed as 'AES256/Pyrite (Encryption, Data Security)'. Listed security capabilities do not mean encryption is enabled or supported by every host.

MSI SPATIUM M480 PRO PCIe 4.0 NVMe M.2 data sheet (global, all capacities)

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

Rated performance and conditions

In Visual facts

MSI SPATIUM M371Up to 2350 MB/s sequential read; up to 1900 MB/s sequential write

MSI SPATIUM M480 PROUp to 7400 MB/s sequential read; up to 7000 MB/s sequential write

Sources

MSI SPATIUM M371

Manufacturer specification · MSI up-to claims measured as a secondary drive on a 12th Gen Intel Core i7-12700KF / MSI PRO Z690-A WIFI DDR4 / 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 500GB, 1TB and 2TB columns in that order; a single value spans all capacities.

MSI SPATIUM M371 NVMe M.2 data sheet (global, 500 GB to 2 TB)

MSI SPATIUM M480 PRO

Manufacturer specification · MSI up-to claims measured as a secondary drive on AMD Ryzen 9 7950X / MSI MEG X670E ACE / 32 GB DDR5-4800 / Windows 11 Pro 22H2 with CrystalDiskMark 8.04c, ATTO Disk Benchmark 4.01.0f1 and IOmeter 1.1.0. MSI does not list a post-cache write speed. The data sheet lists 1TB, 2TB and 4TB columns in that order; sequential read is a single 7400 MB/s value for all capacities, and the 2TB sequential write value is the second column (1TB: 6000; 4TB: 7000).

MSI SPATIUM M480 PRO PCIe 4.0 NVMe M.2 data sheet (global, all capacities)

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 M3712350 MB/s

MSI SPATIUM M480 PRO7400 MB/s

Sources

MSI SPATIUM M371

MSI SPATIUM M371 NVMe M.2 data sheet (global, 500 GB to 2 TB)

MSI SPATIUM M480 PRO

MSI SPATIUM M480 PRO PCIe 4.0 NVMe M.2 data sheet (global, all capacities)

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 6 more verified differences

Rated sequential write

In Visual facts

MSI SPATIUM M3711900 MB/s

MSI SPATIUM M480 PRO7000 MB/s

Sources

MSI SPATIUM M371

MSI SPATIUM M371 NVMe M.2 data sheet (global, 500 GB to 2 TB)

MSI SPATIUM M480 PRO

Manufacturer specification · MSI up-to claims measured as a secondary drive on AMD Ryzen 9 7950X / MSI MEG X670E ACE / 32 GB DDR5-4800 / Windows 11 Pro 22H2 with CrystalDiskMark 8.04c, ATTO Disk Benchmark 4.01.0f1 and IOmeter 1.1.0. MSI does not list a post-cache write speed. The data sheet lists 1TB, 2TB and 4TB columns in that order; the 2TB value is the second column (1TB: 6000; 4TB: 7000).

MSI SPATIUM M480 PRO PCIe 4.0 NVMe M.2 data sheet (global, all capacities)

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

MSI SPATIUM M371135000 IOPS

MSI SPATIUM M480 PRO1000000 IOPS

Sources

MSI SPATIUM M371

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

MSI SPATIUM M371 NVMe M.2 data sheet (global, 500 GB to 2 TB)

MSI SPATIUM M480 PRO

Manufacturer specification · MSI up-to 4 KB claim for 2 TB; queue depth not stated. The data sheet lists 1TB, 2TB and 4TB columns in that order; the 2TB value is the second column (1TB: 750,000; 4TB: 1,000,000).

MSI SPATIUM M480 PRO PCIe 4.0 NVMe M.2 data sheet (global, all capacities)

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 write

MSI SPATIUM M371350000 IOPS

MSI SPATIUM M480 PRO1000000 IOPS

Sources

MSI SPATIUM M371

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

MSI SPATIUM M371 NVMe M.2 data sheet (global, 500 GB to 2 TB)

MSI SPATIUM M480 PRO

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

MSI SPATIUM M480 PRO PCIe 4.0 NVMe M.2 data sheet (global, all capacities)

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

MSI SPATIUM M3715 years or 480 TB written, whichever comes first; limited-warranty terms apply

MSI SPATIUM M480 PRO5 years or 1400 TB written, whichever comes first; limited-warranty terms apply

Sources

MSI SPATIUM M371

Manufacturer specification

MSI SPATIUM M371 NVMe M.2 data sheet (global, 500 GB to 2 TB)

MSI SPATIUM M480 PRO

Manufacturer specification

MSI SPATIUM M480 PRO PCIe 4.0 NVMe M.2 data sheet (global, all capacities)

Check the exact configuration and source conditions for your use.

Manufacturer MTBF rating

MSI SPATIUM M371Up to 1,500,000 hours

MSI SPATIUM M480 PROUp to 1,600,000 hours

Sources

MSI SPATIUM M371

Manufacturer specification · Statistical manufacturer claim, not individual lifespan or guaranteed operating time.

MSI SPATIUM M371 NVMe M.2 data sheet (global, 500 GB to 2 TB)

MSI SPATIUM M480 PRO

Manufacturer specification · Statistical manufacturer claim, not individual lifespan or guaranteed operating time.

MSI SPATIUM M480 PRO PCIe 4.0 NVMe M.2 data sheet (global, all capacities)

Check the exact configuration and source conditions for your use.

Published power conditions

MSI SPATIUM M3713.4 W maximum operating; 30 mW PS3 idle; 5 mW L1.2

MSI SPATIUM M480 PRO10.5 W maximum operating; 45 mW PS3 idle; 3 mW L1.2

Sources

MSI SPATIUM M371

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 500GB, 1TB and 2TB columns in that order; a single value spans all capacities.

MSI SPATIUM M371 NVMe M.2 data sheet (global, 500 GB to 2 TB)

MSI SPATIUM M480 PRO

Manufacturer specification · 2 TB column; APST (Autonomous Power State Transition) supported. Measured on MSI's stated test system; not a constant everyday load. The data sheet lists 1TB, 2TB and 4TB columns in that order; the 2TB maximum operating power (10.5 W) and PS3 idle (45 mW) are the second column (1TB: 9.5 W, 40 mW; 4TB: 11.3 W, 50 mW), while L1.2 is a single 3 mW value for all capacities.

MSI SPATIUM M480 PRO PCIe 4.0 NVMe M.2 data sheet (global, all capacities)

Check the exact configuration and source conditions for your use.

Missing or non-comparable evidence (4)

DRAM cache present

MSI SPATIUM M371Not verified

MSI SPATIUM M480 PROYes

Sources

MSI SPATIUM M371

MSI does not state this for this model. · Manufacturer specification · Unlike MSI's DRAM-equipped models, the M371 data sheet has no DRAM Cache row; absence of a row is not recorded as confirmed absence of DRAM.

MSI SPATIUM M371 NVMe M.2 data sheet (global, 500 GB to 2 TB)

MSI SPATIUM M480 PRO

Manufacturer specification

MSI SPATIUM M480 PRO PCIe 4.0 NVMe M.2 data sheet (global, all capacities)

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

DRAM cache capacity

MSI SPATIUM M371Not verified

MSI SPATIUM M480 PRO2 GB

Sources

MSI SPATIUM M371

No source recorded for this side.

MSI SPATIUM M480 PRO

Manufacturer specification · 2 GB DDR4 for the 2 TB model (1 TB: 1 GB; 4 TB: 2 GB). The data sheet lists 1TB, 2TB and 4TB columns in that order; the 2TB value is the second column.

MSI SPATIUM M480 PRO PCIe 4.0 NVMe M.2 data sheet (global, all capacities)

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

NAND type

MSI SPATIUM M371Not verified

MSI SPATIUM M480 PRONot verified

Sources

MSI SPATIUM M371

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

MSI SPATIUM M371 NVMe M.2 data sheet (global, 500 GB to 2 TB)

MSI SPATIUM M480 PRO

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

MSI SPATIUM M480 PRO PCIe 4.0 NVMe M.2 data sheet (global, all capacities)

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

NVMe interface protocol version

MSI SPATIUM M371Not verified

MSI SPATIUM M480 PRO1.4

Sources

MSI SPATIUM M371

No source recorded for this side.

MSI SPATIUM M480 PRO

Manufacturer specification

MSI SPATIUM M480 PRO PCIe 4.0 NVMe M.2 data sheet (global, all capacities)

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

12 shared fields have the same recorded value.

WHAT EACH CHOICE ASKS OF YOU

What it brings and what to check

MSI SPATIUM M371

What it brings

Works in PCIe 3.0, 2.0 and 1.0 M.2 NVMe hosts, with 3.4 W maximum operating power, 30 mW PS3 idle and 5 mW L1.2 at 2 TB.
Manufacturer source
The 5-year limited warranty covers up to 480 TB written at 2 TB, and MSI lists LDPC ECC, end-to-end data path protection and TCG Pyrite support.
Manufacturer source

What to check

As a PCIe 3.0 x4 drive it is rated at up to 2,350 MB/s read, 1,900 MB/s write and 135,000 random read IOPS at 2 TB.
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 M480 PRO

What it brings

Rated up to 7,400 MB/s sequential read, 7,000 MB/s sequential write and 1 million random 4K read and write IOPS at 2 TB.
Manufacturer source
Lists a Phison E18 controller, 2 GB DDR4 DRAM cache, LDPC ECC, end-to-end data path protection and AES-256/Pyrite security support.
Manufacturer source
The 5-year limited warranty covers up to 1,400 TB written at 2 TB, and MSI Center reports drive health.
Manufacturer source

What to check

MSI lists 3D NAND without stating the cell type, and gives no post-cache write speed.
Manufacturer source
Maximum operating power is 10.5 W at 2 TB, and this version has no heatsink.
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 M371 and MSI SPATIUM M480 PRO
Specification	MSI SPATIUM M371	MSI SPATIUM M480 PRO

Capacity Sources MSI SPATIUM M371 Manufacturer specification · Manufacturer-listed 2 TB capacity; formatted usable space is lower. MSI SPATIUM M371 NVMe M.2 data sheet (global, 500 GB to 2 TB) MSI SPATIUM M480 PRO Manufacturer specification · Manufacturer-listed 2 TB capacity; formatted usable space is lower. MSI SPATIUM M480 PRO PCIe 4.0 NVMe M.2 data sheet (global, all capacities)	2000 GB	2000 GB
SSD / HDD Sources MSI SPATIUM M371 Manufacturer specification MSI SPATIUM M371 NVMe M.2 data sheet (global, 500 GB to 2 TB) MSI SPATIUM M480 PRO Manufacturer specification MSI SPATIUM M480 PRO PCIe 4.0 NVMe M.2 data sheet (global, all capacities)	SSD	SSD
Interface and versionDifferent Sources MSI SPATIUM M371 Manufacturer specification · MSI lists compatibility with PCIe Gen3, Gen2 and Gen1 hosts. MSI SPATIUM M371 NVMe M.2 data sheet (global, 500 GB to 2 TB) MSI SPATIUM M480 PRO Manufacturer specification · MSI lists compatibility with PCIe Gen4, Gen3, Gen2 and Gen1 hosts. MSI SPATIUM M480 PRO PCIe 4.0 NVMe M.2 data sheet (global, all capacities)	PCIe 3.0 x4; NVMe 1.3	PCIe 4.0 x4; NVMe
Form factor Sources MSI SPATIUM M371 Manufacturer specification MSI SPATIUM M371 NVMe M.2 data sheet (global, 500 GB to 2 TB) MSI SPATIUM M480 PRO Manufacturer specification MSI SPATIUM M480 PRO PCIe 4.0 NVMe M.2 data sheet (global, all capacities)	M.2 2280	M.2 2280
Drive dimensions Sources MSI SPATIUM M371 Manufacturer specification · Length × width × height of the bare module, all capacities. MSI SPATIUM M371 NVMe M.2 data sheet (global, 500 GB to 2 TB) MSI SPATIUM M480 PRO Manufacturer specification · Length × width × height of the bare module, all capacities. MSI SPATIUM M480 PRO PCIe 4.0 NVMe M.2 data sheet (global, all capacities)	80 × 22 × 2.15 mm	80 × 22 × 2.15 mm
Factory heatsink Sources MSI SPATIUM M371 Manufacturer specification · The data sheet lists a 2.15 mm-high bare module and no heatsink. MSI SPATIUM M371 NVMe M.2 data sheet (global, 500 GB to 2 TB) MSI SPATIUM M480 PRO Manufacturer specification · The data sheet lists a 2.15 mm-high bare module and no heatsink for this product. MSI SPATIUM M480 PRO PCIe 4.0 NVMe M.2 data sheet (global, all capacities)	No	No

Rated performance and conditionsDifferent Sources MSI SPATIUM M371 Manufacturer specification · MSI up-to claims measured as a secondary drive on a 12th Gen Intel Core i7-12700KF / MSI PRO Z690-A WIFI DDR4 / 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 500GB, 1TB and 2TB columns in that order; a single value spans all capacities. MSI SPATIUM M371 NVMe M.2 data sheet (global, 500 GB to 2 TB) MSI SPATIUM M480 PRO Manufacturer specification · MSI up-to claims measured as a secondary drive on AMD Ryzen 9 7950X / MSI MEG X670E ACE / 32 GB DDR5-4800 / Windows 11 Pro 22H2 with CrystalDiskMark 8.04c, ATTO Disk Benchmark 4.01.0f1 and IOmeter 1.1.0. MSI does not list a post-cache write speed. The data sheet lists 1TB, 2TB and 4TB columns in that order; sequential read is a single 7400 MB/s value for all capacities, and the 2TB sequential write value is the second column (1TB: 6000; 4TB: 7000). MSI SPATIUM M480 PRO PCIe 4.0 NVMe M.2 data sheet (global, all capacities)	Up to 2350 MB/s sequential read; up to 1900 MB/s sequential write	Up to 7400 MB/s sequential read; up to 7000 MB/s sequential write
Rated sequential readDifferent Sources MSI SPATIUM M371 Manufacturer specification · MSI up-to claims measured as a secondary drive on a 12th Gen Intel Core i7-12700KF / MSI PRO Z690-A WIFI DDR4 / 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 500GB, 1TB and 2TB columns in that order; a single value spans all capacities. MSI SPATIUM M371 NVMe M.2 data sheet (global, 500 GB to 2 TB) MSI SPATIUM M480 PRO Manufacturer specification · MSI up-to claims measured as a secondary drive on AMD Ryzen 9 7950X / MSI MEG X670E ACE / 32 GB DDR5-4800 / Windows 11 Pro 22H2 with CrystalDiskMark 8.04c, ATTO Disk Benchmark 4.01.0f1 and IOmeter 1.1.0. MSI does not list a post-cache write speed. MSI SPATIUM M480 PRO PCIe 4.0 NVMe M.2 data sheet (global, all capacities)	2350 MB/s	7400 MB/s
Rated sequential writeDifferent Sources MSI SPATIUM M371 Manufacturer specification · MSI up-to claims measured as a secondary drive on a 12th Gen Intel Core i7-12700KF / MSI PRO Z690-A WIFI DDR4 / 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 500GB, 1TB and 2TB columns in that order; a single value spans all capacities. MSI SPATIUM M371 NVMe M.2 data sheet (global, 500 GB to 2 TB) MSI SPATIUM M480 PRO Manufacturer specification · MSI up-to claims measured as a secondary drive on AMD Ryzen 9 7950X / MSI MEG X670E ACE / 32 GB DDR5-4800 / Windows 11 Pro 22H2 with CrystalDiskMark 8.04c, ATTO Disk Benchmark 4.01.0f1 and IOmeter 1.1.0. MSI does not list a post-cache write speed. The data sheet lists 1TB, 2TB and 4TB columns in that order; the 2TB value is the second column (1TB: 6000; 4TB: 7000). MSI SPATIUM M480 PRO PCIe 4.0 NVMe M.2 data sheet (global, all capacities)	1900 MB/s	7000 MB/s
Rated random 4K readDifferent Sources MSI SPATIUM M371 Manufacturer specification · MSI up-to 4 KB claim for 2 TB; queue depth not stated. The data sheet lists 500GB, 1TB and 2TB columns in that order; a single value spans all capacities. MSI SPATIUM M371 NVMe M.2 data sheet (global, 500 GB to 2 TB) MSI SPATIUM M480 PRO Manufacturer specification · MSI up-to 4 KB claim for 2 TB; queue depth not stated. The data sheet lists 1TB, 2TB and 4TB columns in that order; the 2TB value is the second column (1TB: 750,000; 4TB: 1,000,000). MSI SPATIUM M480 PRO PCIe 4.0 NVMe M.2 data sheet (global, all capacities)	135000 IOPS	1000000 IOPS
Rated random 4K writeDifferent Sources MSI SPATIUM M371 Manufacturer specification · MSI up-to 4 KB claim for 2 TB; queue depth not stated. The data sheet lists 500GB, 1TB and 2TB columns in that order; a single value spans all capacities. MSI SPATIUM M371 NVMe M.2 data sheet (global, 500 GB to 2 TB) MSI SPATIUM M480 PRO Manufacturer specification · MSI up-to 4 KB claim for all capacities; queue depth not stated. MSI SPATIUM M480 PRO PCIe 4.0 NVMe M.2 data sheet (global, all capacities)	350000 IOPS	1000000 IOPS

ControllerDifferent Sources MSI SPATIUM M371 Manufacturer specification MSI SPATIUM M371 NVMe M.2 data sheet (global, 500 GB to 2 TB) MSI SPATIUM M480 PRO Manufacturer specification MSI SPATIUM M480 PRO PCIe 4.0 NVMe M.2 data sheet (global, all capacities)	Phison E13T	Phison E18
DRAM cache present Sources MSI SPATIUM M371 MSI does not state this for this model. · Manufacturer specification · Unlike MSI's DRAM-equipped models, the M371 data sheet has no DRAM Cache row; absence of a row is not recorded as confirmed absence of DRAM. MSI SPATIUM M371 NVMe M.2 data sheet (global, 500 GB to 2 TB) MSI SPATIUM M480 PRO Manufacturer specification MSI SPATIUM M480 PRO PCIe 4.0 NVMe M.2 data sheet (global, all capacities)	Not listed by the manufacturer	Yes
DRAM cache capacity Sources MSI SPATIUM M371 No source recorded. MSI SPATIUM M480 PRO Manufacturer specification · 2 GB DDR4 for the 2 TB model (1 TB: 1 GB; 4 TB: 2 GB). The data sheet lists 1TB, 2TB and 4TB columns in that order; the 2TB value is the second column. MSI SPATIUM M480 PRO PCIe 4.0 NVMe M.2 data sheet (global, all capacities)	Not provided	2 GB

Warranty terms and endurance if applicableDifferent Sources MSI SPATIUM M371 Manufacturer specification MSI SPATIUM M371 NVMe M.2 data sheet (global, 500 GB to 2 TB) MSI SPATIUM M480 PRO Manufacturer specification MSI SPATIUM M480 PRO PCIe 4.0 NVMe M.2 data sheet (global, all capacities)	5 years or 480 TB written, whichever comes first; limited-warranty terms apply	5 years or 1400 TB written, whichever comes first; limited-warranty terms apply
Limited warranty time Sources MSI SPATIUM M371 Manufacturer specification · Time limit, not a lifespan prediction. Coverage also ends at the TBW threshold; eligibility and full terms apply. MSI SPATIUM M371 NVMe M.2 data sheet (global, 500 GB to 2 TB) MSI SPATIUM M480 PRO Manufacturer specification · Time limit, not a lifespan prediction. Coverage also ends at the TBW threshold; eligibility and full terms apply. MSI SPATIUM M480 PRO PCIe 4.0 NVMe M.2 data sheet (global, all capacities)	5 years	5 years
Warranty write thresholdDifferent Sources MSI SPATIUM M371 Manufacturer specification · 2 TB value (500 GB: 110; 1 TB: 210); not a guaranteed failure point. The data sheet lists 500GB, 1TB and 2TB columns in that order; a single value spans all capacities. MSI SPATIUM M371 NVMe M.2 data sheet (global, 500 GB to 2 TB) MSI SPATIUM M480 PRO Manufacturer specification · 2 TB value (1 TB: 700; 4 TB: 3000); not a guaranteed failure point. The data sheet lists 1TB, 2TB and 4TB columns in that order; the 2TB value is the second column. MSI SPATIUM M480 PRO PCIe 4.0 NVMe M.2 data sheet (global, all capacities)	480 TB	1400 TB
Manufacturer MTBF ratingDifferent Sources MSI SPATIUM M371 Manufacturer specification · Statistical manufacturer claim, not individual lifespan or guaranteed operating time. MSI SPATIUM M371 NVMe M.2 data sheet (global, 500 GB to 2 TB) MSI SPATIUM M480 PRO Manufacturer specification · Statistical manufacturer claim, not individual lifespan or guaranteed operating time. MSI SPATIUM M480 PRO PCIe 4.0 NVMe M.2 data sheet (global, all capacities)	Up to 1,500,000 hours	Up to 1,600,000 hours

Hardware encryption supportDifferent Sources MSI SPATIUM M371 Manufacturer specification · Listed as 'Pyrite (Encryption, Data Security)'. Listed security capabilities do not mean encryption is enabled or supported by every host. MSI SPATIUM M371 NVMe M.2 data sheet (global, 500 GB to 2 TB) MSI SPATIUM M480 PRO Manufacturer specification · Listed as 'AES256/Pyrite (Encryption, Data Security)'. Listed security capabilities do not mean encryption is enabled or supported by every host. MSI SPATIUM M480 PRO PCIe 4.0 NVMe M.2 data sheet (global, all capacities)	TCG Pyrite	AES-256; TCG Pyrite
TRIM support Sources MSI SPATIUM M371 Manufacturer specification · Manufacturer requires operating-system support. MSI SPATIUM M371 NVMe M.2 data sheet (global, 500 GB to 2 TB) MSI SPATIUM M480 PRO Manufacturer specification · Manufacturer requires operating-system support. MSI SPATIUM M480 PRO PCIe 4.0 NVMe M.2 data sheet (global, all capacities)	Yes	Yes
S.M.A.R.T. support Sources MSI SPATIUM M371 Manufacturer specification · Manufacturer monitoring capability, not a remaining-lifespan guarantee. MSI SPATIUM M371 NVMe M.2 data sheet (global, 500 GB to 2 TB) MSI SPATIUM M480 PRO Manufacturer specification · Manufacturer monitoring capability, not a remaining-lifespan guarantee. MSI SPATIUM M480 PRO PCIe 4.0 NVMe M.2 data sheet (global, all capacities)	Yes	Yes
Error correction support Sources MSI SPATIUM M371 Manufacturer specification MSI SPATIUM M371 NVMe M.2 data sheet (global, 500 GB to 2 TB) MSI SPATIUM M480 PRO Manufacturer specification MSI SPATIUM M480 PRO PCIe 4.0 NVMe M.2 data sheet (global, all capacities)	LDPC ECC; end-to-end data path protection	LDPC ECC; end-to-end data path protection
Drive management software Sources MSI SPATIUM M371 Manufacturer specification · MSI: monitors SSD health status and key performance metrics in real time. MSI SPATIUM M371 NVMe M.2 data sheet (global, 500 GB to 2 TB) MSI SPATIUM M480 PRO Manufacturer specification · MSI: monitors SSD health status and key performance metrics in real time. MSI SPATIUM M480 PRO PCIe 4.0 NVMe M.2 data sheet (global, all capacities)	MSI Center	MSI Center

Published power conditionsDifferent Sources MSI SPATIUM M371 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 500GB, 1TB and 2TB columns in that order; a single value spans all capacities. MSI SPATIUM M371 NVMe M.2 data sheet (global, 500 GB to 2 TB) MSI SPATIUM M480 PRO Manufacturer specification · 2 TB column; APST (Autonomous Power State Transition) supported. Measured on MSI's stated test system; not a constant everyday load. The data sheet lists 1TB, 2TB and 4TB columns in that order; the 2TB maximum operating power (10.5 W) and PS3 idle (45 mW) are the second column (1TB: 9.5 W, 40 mW; 4TB: 11.3 W, 50 mW), while L1.2 is a single 3 mW value for all capacities. MSI SPATIUM M480 PRO PCIe 4.0 NVMe M.2 data sheet (global, all capacities)	3.4 W maximum operating; 30 mW PS3 idle; 5 mW L1.2	10.5 W maximum operating; 45 mW PS3 idle; 3 mW L1.2
Operating temperature Sources MSI SPATIUM M371 Manufacturer specification · Manufacturer operating range; not a measured temperature under a particular workload. MSI SPATIUM M371 NVMe M.2 data sheet (global, 500 GB to 2 TB) MSI SPATIUM M480 PRO Manufacturer specification · Manufacturer operating range; not a measured temperature under a particular workload. MSI SPATIUM M480 PRO PCIe 4.0 NVMe M.2 data sheet (global, all capacities)	0–70 °C	0–70 °C
Storage temperature Sources MSI SPATIUM M371 Manufacturer specification · Non-operating range, distinct from operation. MSI SPATIUM M371 NVMe M.2 data sheet (global, 500 GB to 2 TB) MSI SPATIUM M480 PRO Manufacturer specification · Non-operating range, distinct from operation. MSI SPATIUM M480 PRO PCIe 4.0 NVMe M.2 data sheet (global, all capacities)	−40–85 °C	−40–85 °C

NVMe interface protocol version Sources MSI SPATIUM M371 No source recorded. MSI SPATIUM M480 PRO Manufacturer specification MSI SPATIUM M480 PRO PCIe 4.0 NVMe M.2 data sheet (global, all capacities)	Not provided	1.4

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
NAND type Sources MSI SPATIUM M371 MSI lists 3D NAND without stating the cell type · Manufacturer specification MSI SPATIUM M371 NVMe M.2 data sheet (global, 500 GB to 2 TB) MSI SPATIUM M480 PRO MSI lists 3D NAND without stating the cell type · Manufacturer specification MSI SPATIUM M480 PRO PCIe 4.0 NVMe M.2 data sheet (global, all capacities)	Not listed by the manufacturer	Not listed by the manufacturer

First product manufacturer source Second product manufacturer source

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