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MSI SPATIUM M390 vs MSI SPATIUM M450 V1

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

Compared products

YOUR FIRST CHOICE

MSI SPATIUM M390

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

Full product profile Official image

Exact model & source notes

MSI's SPATIUM M390 is a PCIe 3.0 x4 NVMe 1.4 SSD in a bare 2.15 mm M.2 2280 module with a Phison E15T controller. The 1 TB version is rated up to 3,300 MB/s read and 3,000 MB/s write, lists 4.0 W maximum operating power and has a 5-year or 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

WHICH SUITS YOU?

Choose the M390 for

Higher stated rated sequential write: 3,000 MB/s vs 2,400 MB/s
Higher stated warranty write threshold: 400 TB vs 350 TB

Choose the M450 V1 for

Higher stated rated sequential read: 3,400 MB/s vs 3,300 MB/s
Higher stated rated random 4K read: 500,000 IOPS vs 420,000 IOPS

Built from verified specifications that differ. Not a rating or a recommendation.

See the 9 verified differences

THE CONTENDER

MSI SPATIUM M450 V1

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

MSI SPATIUM M450 1 TB M.2 2280 SSD, front view of the labelled module

Full product profile Official image

Exact model & source notes

MSI's SPATIUM M450 V1 is a PCIe 4.0 x4 NVMe 1.4 SSD in a bare 2.15 mm M.2 2280 module with a Phison E19T controller. The 1 TB version is rated up to 3,400 MB/s read and 2,400 MB/s write, lists 3.7 W maximum operating power and has a 5-year or 350 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

M390 UK & US retailers

UK & US price history: no verified listing yet

M450 V1 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 M390PCIe 3.0 x4; NVMe 1.4

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

Source 1

MSI SPATIUM M450 V1PCIe 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

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 ↓

9 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 M390PCIe 3.0 x4; NVMe 1.4

MSI SPATIUM M450 V1PCIe 4.0 x4; NVMe 1.4

Sources

MSI SPATIUM M390

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

MSI SPATIUM M390 NVMe M.2 data sheet (global, 250 GB to 2 TB)

MSI SPATIUM M450 V1

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

MSI SPATIUM M450 PCIe 4.0 NVMe M.2 V1 data sheet (global, 500 GB to 2 TB)

Check the exact configuration and source conditions for your use.

Warranty write threshold

In Visual facts

MSI SPATIUM M390400 TB

MSI SPATIUM M450 V1350 TB

Sources

MSI SPATIUM M390

Manufacturer specification · 1 TB value (250 GB: 150; 500 GB: 200; 2 TB: 1200); 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 M390 NVMe M.2 data sheet (global, 250 GB to 2 TB)

MSI SPATIUM M450 V1

Manufacturer specification · 1 TB value (500 GB: 150; 2 TB: 700); 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 M450 PCIe 4.0 NVMe M.2 V1 data sheet (global, 500 GB to 2 TB)

Check the exact configuration and source conditions for your use.

Controller

In Visual facts

MSI SPATIUM M390Phison E15T

MSI SPATIUM M450 V1Phison E19T

Sources

MSI SPATIUM M390

Manufacturer specification

MSI SPATIUM M390 NVMe M.2 data sheet (global, 250 GB to 2 TB)

MSI SPATIUM M450 V1

Manufacturer specification

MSI SPATIUM M450 PCIe 4.0 NVMe M.2 V1 data sheet (global, 500 GB to 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 M390Up to 3300 MB/s sequential read; up to 3000 MB/s sequential write

MSI SPATIUM M450 V1Up to 3400 MB/s sequential read; up to 2400 MB/s sequential write

Sources

MSI SPATIUM M390

Manufacturer specification · MSI up-to claims measured as a secondary drive on an 11th Gen Intel Core i7-11700KF / MSI MPG Z590 GAMING CARBON WIFI / Windows 10 Pro 21H1 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 M390 NVMe M.2 data sheet (global, 250 GB to 2 TB)

MSI SPATIUM M450 V1

Manufacturer specification · MSI up-to claims measured as a secondary drive on an 11th Gen Intel Core i7-11700KF / MSI MPG Z590 GAMING CARBON WIFI / 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 M450 PCIe 4.0 NVMe M.2 V1 data sheet (global, 500 GB to 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 M3903300 MB/s

MSI SPATIUM M450 V13400 MB/s

Sources

MSI SPATIUM M390

MSI SPATIUM M390 NVMe M.2 data sheet (global, 250 GB to 2 TB)

MSI SPATIUM M450 V1

MSI SPATIUM M450 PCIe 4.0 NVMe M.2 V1 data sheet (global, 500 GB to 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 M3903000 MB/s

MSI SPATIUM M450 V12400 MB/s

Sources

MSI SPATIUM M390

MSI SPATIUM M390 NVMe M.2 data sheet (global, 250 GB to 2 TB)

MSI SPATIUM M450 V1

MSI SPATIUM M450 PCIe 4.0 NVMe M.2 V1 data sheet (global, 500 GB to 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 3 more verified differences

Rated random 4K read

In Visual facts

MSI SPATIUM M390420000 IOPS

MSI SPATIUM M450 V1500000 IOPS

Sources

MSI SPATIUM M390

Manufacturer specification · MSI up-to 4 KB claim for 1 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 M390 NVMe M.2 data sheet (global, 250 GB to 2 TB)

MSI SPATIUM M450 V1

Manufacturer specification · MSI up-to 4 KB claim for 1 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 M450 PCIe 4.0 NVMe M.2 V1 data sheet (global, 500 GB to 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.

Warranty terms and endurance if applicable

MSI SPATIUM M3905 years or 400 TB written, whichever comes first; limited-warranty terms apply

MSI SPATIUM M450 V15 years or 350 TB written, whichever comes first; limited-warranty terms apply

Sources

MSI SPATIUM M390

Manufacturer specification

MSI SPATIUM M390 NVMe M.2 data sheet (global, 250 GB to 2 TB)

MSI SPATIUM M450 V1

Manufacturer specification

MSI SPATIUM M450 PCIe 4.0 NVMe M.2 V1 data sheet (global, 500 GB to 2 TB)

Check the exact configuration and source conditions for your use.

Published power conditions

MSI SPATIUM M3904.0 W maximum operating; 30 mW PS3 idle; 5 mW L1.2

MSI SPATIUM M450 V13.7 W maximum operating; 35 mW PS3 idle; 5 mW L1.2

Sources

MSI SPATIUM M390

Manufacturer specification · 1 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 M390 NVMe M.2 data sheet (global, 250 GB to 2 TB)

MSI SPATIUM M450 V1

Manufacturer specification · 1 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 M450 PCIe 4.0 NVMe M.2 V1 data sheet (global, 500 GB to 2 TB)

Check the exact configuration and source conditions for your use.

Missing or non-comparable evidence (2)

DRAM cache present

MSI SPATIUM M390Not verified

MSI SPATIUM M450 V1Not verified

Sources

MSI SPATIUM M390

MSI does not state this for this model. · Manufacturer specification · Unlike MSI's DRAM-equipped models, the M390 data sheet has no DRAM Cache row; absence of a row is not recorded as confirmed absence of DRAM.

MSI SPATIUM M390 NVMe M.2 data sheet (global, 250 GB to 2 TB)

MSI SPATIUM M450 V1

MSI does not state this for this model. · Manufacturer specification · Unlike MSI's DRAM-equipped models, the M450 V1 data sheet has no DRAM Cache row; absence of a row is not recorded as confirmed absence of DRAM.

MSI SPATIUM M450 PCIe 4.0 NVMe M.2 V1 data sheet (global, 500 GB to 2 TB)

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

NAND type

MSI SPATIUM M390Not verified

MSI SPATIUM M450 V1Not verified

Sources

MSI SPATIUM M390

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

MSI SPATIUM M390 NVMe M.2 data sheet (global, 250 GB to 2 TB)

MSI SPATIUM M450 V1

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

MSI SPATIUM M450 PCIe 4.0 NVMe M.2 V1 data sheet (global, 500 GB to 2 TB)

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

15 shared fields have the same recorded value.

WHAT EACH CHOICE ASKS OF YOU

What it brings and what to check

MSI SPATIUM M390

What it brings

Rated up to 3,300 MB/s sequential read, 3,000 MB/s write, 420,000 random read and 550,000 random write IOPS at 1 TB.
Manufacturer source
Works with PCIe Gen3, Gen2 and Gen1 M.2 NVMe hosts, 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 its rated speeds top out at 3,300 MB/s read, and the 1 TB warranty write limit is 400 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 M450 V1

What it brings

Rated up to 3,400 MB/s sequential read, 2,400 MB/s write, 500,000 random read and 550,000 random write IOPS at 1 TB.
Manufacturer source
MSI lists 3.7 W maximum operating power, 35 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

Rated sequential speeds are 3,400 MB/s read and 2,400 MB/s write, and the 1 TB warranty write limit is 350 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

COMPARE THE DETAILS

Full specifications

How we verify

Differences only

26 of 26 specifications Sources in each row

Source-backed specifications for MSI SPATIUM M390 and MSI SPATIUM M450 V1
Specification	MSI SPATIUM M390	MSI SPATIUM M450 V1

Capacity Sources MSI SPATIUM M390 Manufacturer specification · Manufacturer-listed 1 TB capacity; formatted usable space is lower. MSI SPATIUM M390 NVMe M.2 data sheet (global, 250 GB to 2 TB) MSI SPATIUM M450 V1 Manufacturer specification · Manufacturer-listed 1 TB capacity; formatted usable space is lower. MSI SPATIUM M450 PCIe 4.0 NVMe M.2 V1 data sheet (global, 500 GB to 2 TB)	1000 GB	1000 GB
SSD / HDD Sources MSI SPATIUM M390 Manufacturer specification MSI SPATIUM M390 NVMe M.2 data sheet (global, 250 GB to 2 TB) MSI SPATIUM M450 V1 Manufacturer specification MSI SPATIUM M450 PCIe 4.0 NVMe M.2 V1 data sheet (global, 500 GB to 2 TB)	SSD	SSD
Interface and versionDifferent Sources MSI SPATIUM M390 Manufacturer specification · MSI lists compatibility with PCIe Gen3, Gen2 and Gen1 hosts. MSI SPATIUM M390 NVMe M.2 data sheet (global, 250 GB to 2 TB) MSI SPATIUM M450 V1 Manufacturer specification · MSI lists compatibility with PCIe Gen4, Gen3, Gen2 and Gen1 hosts; earlier generations limit speed. MSI SPATIUM M450 PCIe 4.0 NVMe M.2 V1 data sheet (global, 500 GB to 2 TB)	PCIe 3.0 x4; NVMe 1.4	PCIe 4.0 x4; NVMe 1.4
Form factor Sources MSI SPATIUM M390 Manufacturer specification MSI SPATIUM M390 NVMe M.2 data sheet (global, 250 GB to 2 TB) MSI SPATIUM M450 V1 Manufacturer specification MSI SPATIUM M450 PCIe 4.0 NVMe M.2 V1 data sheet (global, 500 GB to 2 TB)	M.2 2280	M.2 2280
Drive dimensions Sources MSI SPATIUM M390 Manufacturer specification · Length × width × height of the bare module, all capacities. MSI SPATIUM M390 NVMe M.2 data sheet (global, 250 GB to 2 TB) MSI SPATIUM M450 V1 Manufacturer specification · Length × width × height of the bare module, all capacities. MSI SPATIUM M450 PCIe 4.0 NVMe M.2 V1 data sheet (global, 500 GB to 2 TB)	80 × 22 × 2.15 mm	80 × 22 × 2.15 mm
Factory heatsink Sources MSI SPATIUM M390 Manufacturer specification · The data sheet lists a 2.15 mm-high bare module and no heatsink. MSI SPATIUM M390 NVMe M.2 data sheet (global, 250 GB to 2 TB) MSI SPATIUM M450 V1 Manufacturer specification · The data sheet lists a 2.15 mm-high bare module and no heatsink. MSI SPATIUM M450 PCIe 4.0 NVMe M.2 V1 data sheet (global, 500 GB to 2 TB)	No	No

Rated performance and conditionsDifferent Sources MSI SPATIUM M390 Manufacturer specification · MSI up-to claims measured as a secondary drive on an 11th Gen Intel Core i7-11700KF / MSI MPG Z590 GAMING CARBON WIFI / Windows 10 Pro 21H1 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 M390 NVMe M.2 data sheet (global, 250 GB to 2 TB) MSI SPATIUM M450 V1 Manufacturer specification · MSI up-to claims measured as a secondary drive on an 11th Gen Intel Core i7-11700KF / MSI MPG Z590 GAMING CARBON WIFI / 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 M450 PCIe 4.0 NVMe M.2 V1 data sheet (global, 500 GB to 2 TB)	Up to 3300 MB/s sequential read; up to 3000 MB/s sequential write	Up to 3400 MB/s sequential read; up to 2400 MB/s sequential write
Rated sequential readDifferent Sources MSI SPATIUM M390 Manufacturer specification · MSI up-to claims measured as a secondary drive on an 11th Gen Intel Core i7-11700KF / MSI MPG Z590 GAMING CARBON WIFI / Windows 10 Pro 21H1 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 M390 NVMe M.2 data sheet (global, 250 GB to 2 TB) MSI SPATIUM M450 V1 Manufacturer specification · MSI up-to claims measured as a secondary drive on an 11th Gen Intel Core i7-11700KF / MSI MPG Z590 GAMING CARBON WIFI / 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 M450 PCIe 4.0 NVMe M.2 V1 data sheet (global, 500 GB to 2 TB)	3300 MB/s	3400 MB/s
Rated sequential writeDifferent Sources MSI SPATIUM M390 Manufacturer specification · MSI up-to claims measured as a secondary drive on an 11th Gen Intel Core i7-11700KF / MSI MPG Z590 GAMING CARBON WIFI / Windows 10 Pro 21H1 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 M390 NVMe M.2 data sheet (global, 250 GB to 2 TB) MSI SPATIUM M450 V1 Manufacturer specification · MSI up-to claims measured as a secondary drive on an 11th Gen Intel Core i7-11700KF / MSI MPG Z590 GAMING CARBON WIFI / 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 M450 PCIe 4.0 NVMe M.2 V1 data sheet (global, 500 GB to 2 TB)	3000 MB/s	2400 MB/s
Rated random 4K readDifferent Sources MSI SPATIUM M390 Manufacturer specification · MSI up-to 4 KB claim for 1 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 M390 NVMe M.2 data sheet (global, 250 GB to 2 TB) MSI SPATIUM M450 V1 Manufacturer specification · MSI up-to 4 KB claim for 1 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 M450 PCIe 4.0 NVMe M.2 V1 data sheet (global, 500 GB to 2 TB)	420000 IOPS	500000 IOPS
Rated random 4K write Sources MSI SPATIUM M390 Manufacturer specification · MSI up-to 4 KB claim for 1 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 M390 NVMe M.2 data sheet (global, 250 GB to 2 TB) MSI SPATIUM M450 V1 Manufacturer specification · MSI up-to 4 KB claim for 1 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 M450 PCIe 4.0 NVMe M.2 V1 data sheet (global, 500 GB to 2 TB)	550000 IOPS	550000 IOPS

ControllerDifferent Sources MSI SPATIUM M390 Manufacturer specification MSI SPATIUM M390 NVMe M.2 data sheet (global, 250 GB to 2 TB) MSI SPATIUM M450 V1 Manufacturer specification MSI SPATIUM M450 PCIe 4.0 NVMe M.2 V1 data sheet (global, 500 GB to 2 TB)	Phison E15T	Phison E19T

Warranty terms and endurance if applicableDifferent Sources MSI SPATIUM M390 Manufacturer specification MSI SPATIUM M390 NVMe M.2 data sheet (global, 250 GB to 2 TB) MSI SPATIUM M450 V1 Manufacturer specification MSI SPATIUM M450 PCIe 4.0 NVMe M.2 V1 data sheet (global, 500 GB to 2 TB)	5 years or 400 TB written, whichever comes first; limited-warranty terms apply	5 years or 350 TB written, whichever comes first; limited-warranty terms apply
Limited warranty time Sources MSI SPATIUM M390 Manufacturer specification · Time limit, not a lifespan prediction. Coverage also ends at the TBW threshold; eligibility and full terms apply. MSI SPATIUM M390 NVMe M.2 data sheet (global, 250 GB to 2 TB) MSI SPATIUM M450 V1 Manufacturer specification · Time limit, not a lifespan prediction. Coverage also ends at the TBW threshold; eligibility and full terms apply. MSI SPATIUM M450 PCIe 4.0 NVMe M.2 V1 data sheet (global, 500 GB to 2 TB)	5 years	5 years
Warranty write thresholdDifferent Sources MSI SPATIUM M390 Manufacturer specification · 1 TB value (250 GB: 150; 500 GB: 200; 2 TB: 1200); 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 M390 NVMe M.2 data sheet (global, 250 GB to 2 TB) MSI SPATIUM M450 V1 Manufacturer specification · 1 TB value (500 GB: 150; 2 TB: 700); 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 M450 PCIe 4.0 NVMe M.2 V1 data sheet (global, 500 GB to 2 TB)	400 TB	350 TB
Manufacturer MTBF rating Sources MSI SPATIUM M390 Manufacturer specification · Statistical manufacturer claim, not individual lifespan or guaranteed operating time. MSI SPATIUM M390 NVMe M.2 data sheet (global, 250 GB to 2 TB) MSI SPATIUM M450 V1 Manufacturer specification · Statistical manufacturer claim, not individual lifespan or guaranteed operating time. MSI SPATIUM M450 PCIe 4.0 NVMe M.2 V1 data sheet (global, 500 GB to 2 TB)	Up to 1,500,000 hours	Up to 1,500,000 hours

Hardware encryption support Sources MSI SPATIUM M390 Manufacturer specification · Listed as 'Pyrite (Encryption, Data Security)'. Listed security capabilities do not mean encryption is enabled or supported by every host. MSI SPATIUM M390 NVMe M.2 data sheet (global, 250 GB to 2 TB) MSI SPATIUM M450 V1 Manufacturer specification · Listed as 'Pyrite (Encryption, Data Security)'. Listed security capabilities do not mean encryption is enabled or supported by every host. MSI SPATIUM M450 PCIe 4.0 NVMe M.2 V1 data sheet (global, 500 GB to 2 TB)	TCG Pyrite	TCG Pyrite
TRIM support Sources MSI SPATIUM M390 Manufacturer specification · Manufacturer requires operating-system support. MSI SPATIUM M390 NVMe M.2 data sheet (global, 250 GB to 2 TB) MSI SPATIUM M450 V1 Manufacturer specification · Manufacturer requires operating-system support. MSI SPATIUM M450 PCIe 4.0 NVMe M.2 V1 data sheet (global, 500 GB to 2 TB)	Yes	Yes
S.M.A.R.T. support Sources MSI SPATIUM M390 Manufacturer specification · Manufacturer monitoring capability, not a remaining-lifespan guarantee. MSI SPATIUM M390 NVMe M.2 data sheet (global, 250 GB to 2 TB) MSI SPATIUM M450 V1 Manufacturer specification · Manufacturer monitoring capability, not a remaining-lifespan guarantee. MSI SPATIUM M450 PCIe 4.0 NVMe M.2 V1 data sheet (global, 500 GB to 2 TB)	Yes	Yes
Error correction support Sources MSI SPATIUM M390 Manufacturer specification MSI SPATIUM M390 NVMe M.2 data sheet (global, 250 GB to 2 TB) MSI SPATIUM M450 V1 Manufacturer specification MSI SPATIUM M450 PCIe 4.0 NVMe M.2 V1 data sheet (global, 500 GB to 2 TB)	LDPC ECC; end-to-end data path protection	LDPC ECC; end-to-end data path protection
Drive management software Sources MSI SPATIUM M390 Manufacturer specification · MSI: monitors SSD health status and key performance metrics in real time. MSI SPATIUM M390 NVMe M.2 data sheet (global, 250 GB to 2 TB) MSI SPATIUM M450 V1 Manufacturer specification · MSI: monitors SSD health status and key performance metrics in real time. MSI SPATIUM M450 PCIe 4.0 NVMe M.2 V1 data sheet (global, 500 GB to 2 TB)	MSI Center	MSI Center

Published power conditionsDifferent Sources MSI SPATIUM M390 Manufacturer specification · 1 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 M390 NVMe M.2 data sheet (global, 250 GB to 2 TB) MSI SPATIUM M450 V1 Manufacturer specification · 1 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 M450 PCIe 4.0 NVMe M.2 V1 data sheet (global, 500 GB to 2 TB)	4.0 W maximum operating; 30 mW PS3 idle; 5 mW L1.2	3.7 W maximum operating; 35 mW PS3 idle; 5 mW L1.2
Operating temperature Sources MSI SPATIUM M390 Manufacturer specification · Manufacturer operating range; not a measured temperature under a particular workload. MSI SPATIUM M390 NVMe M.2 data sheet (global, 250 GB to 2 TB) MSI SPATIUM M450 V1 Manufacturer specification · Manufacturer operating range; not a measured temperature under a particular workload. MSI SPATIUM M450 PCIe 4.0 NVMe M.2 V1 data sheet (global, 500 GB to 2 TB)	0–70 °C	0–70 °C
Storage temperature Sources MSI SPATIUM M390 Manufacturer specification · Non-operating range, distinct from operation. MSI SPATIUM M390 NVMe M.2 data sheet (global, 250 GB to 2 TB) MSI SPATIUM M450 V1 Manufacturer specification · Non-operating range, distinct from operation. MSI SPATIUM M450 PCIe 4.0 NVMe M.2 V1 data sheet (global, 500 GB to 2 TB)	−40–85 °C	−40–85 °C

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 M390 MSI lists 3D NAND without stating the cell type · Manufacturer specification MSI SPATIUM M390 NVMe M.2 data sheet (global, 250 GB to 2 TB) MSI SPATIUM M450 V1 MSI lists 3D NAND without stating the cell type · Manufacturer specification MSI SPATIUM M450 PCIe 4.0 NVMe M.2 V1 data sheet (global, 500 GB to 2 TB)	Not listed by the manufacturer	Not listed by the manufacturer
DRAM cache present Sources MSI SPATIUM M390 MSI does not state this for this model. · Manufacturer specification · Unlike MSI's DRAM-equipped models, the M390 data sheet has no DRAM Cache row; absence of a row is not recorded as confirmed absence of DRAM. MSI SPATIUM M390 NVMe M.2 data sheet (global, 250 GB to 2 TB) MSI SPATIUM M450 V1 MSI does not state this for this model. · Manufacturer specification · Unlike MSI's DRAM-equipped models, the M450 V1 data sheet has no DRAM Cache row; absence of a row is not recorded as confirmed absence of DRAM. MSI SPATIUM M450 PCIe 4.0 NVMe M.2 V1 data sheet (global, 500 GB to 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.