A 2 TB NVMe SSD rated up to 7,250 MB/s read and 6,300 MB/s write over PCIe 4.0 x4 or PCIe 5.0 x2, with TLC V-NAND and a 1,200 TB write rating. It has no factory heatsink.
Specifications checked 11 Sept 2026.
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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.
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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.
Samsung 990 EVO PlusPCIe 4.0 x4 or PCIe 5.0 x2; NVMe
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.
Manufacturer specification · Current feature block lists migration, drive health and firmware updates. Check the current software version and its requirements.
Check the software, operating-system and licence requirements. An available feature does not establish a measured speed improvement or support on every host.
Samsung 990 EVO PlusUp to 7250 MB/s sequential read; up to 6300 MB/s cached sequential write
MSI SPATIUM M482Up to 7300 MB/s sequential read; up to 6400 MB/s sequential write
Sources
Samsung 990 EVO Plus
Manufacturer specification · Manufacturer up-to claims measured with IOmeter 1.1.0, Ryzen 9 7950X, ASRock X670E Taichi, 32 GB DDR5-4800 and Windows 11 Pro. Secondary drive in a fan-cooled desktop; writes use Intelligent TurboWrite within its buffer. Firmware, host and workload affect results; Samsung does not list a post-cache write speed.
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.
Manufacturer peak claims depend on cache state, host and workload. Queue depth and test systems must match before performance can be compared; these figures do not establish a faster everyday drive.
Manufacturer specification · Manufacturer up-to claims measured with IOmeter 1.1.0, Ryzen 9 7950X, ASRock X670E Taichi, 32 GB DDR5-4800 and Windows 11 Pro. Secondary drive in a fan-cooled desktop; writes use Intelligent TurboWrite within its buffer. Firmware, host and workload affect results; Samsung does not list a post-cache write speed.
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.
Manufacturer peak claims depend on cache state, host and workload. Queue depth and test systems must match before performance can be compared; these figures do not establish a faster everyday drive.
Manufacturer specification · Manufacturer up-to claims measured with IOmeter 1.1.0, Ryzen 9 7950X, ASRock X670E Taichi, 32 GB DDR5-4800 and Windows 11 Pro. Secondary drive in a fan-cooled desktop; writes use Intelligent TurboWrite within its buffer. Firmware, host and workload affect results; Samsung does not list a post-cache write speed.
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.
Manufacturer peak claims depend on cache state, host and workload. Queue depth and test systems must match before performance can be compared; these figures do not establish a faster everyday drive.
Manufacturer 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.
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.
Check the exact configuration and source conditions for your use.
Published power conditions
Samsung 990 EVO Plus4.6 W active read; 4.2 W active write; 60 mW PS3 idle; 5 mW PS4 sleep
MSI SPATIUM M4825.7 W maximum operating; 50 mW PS3 idle; 5 mW L1.2
Sources
Samsung 990 EVO Plus
Manufacturer specification · 2 TB column. Active IOmeter power test uses Ryzen 5 7600 / ASUS ProArt X670E-CREATOR WIFI STCOM / Windows 10 Pro; PDF states 32 GB DDR5-3200. This differs from the speed test. Idle requires APST and sleep is L1.2. These are not a constant everyday load.
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.
A size or weight trade-off; it does not establish the better product.
Missing or non-comparable evidence (25)
DRAM cache present
Samsung 990 EVO PlusNot verified
MSI SPATIUM M482Not verified
Sources
Samsung 990 EVO Plus
Samsung does not state this for this model. · Manufacturer specification · Samsung's tables specify HMB and do not state whether onboard DRAM is present. Host memory buffering is not onboard DRAM.
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.
Evidence is missing or conflicting on at least one side. This is not a verified difference.
DRAM cache capacity
Samsung 990 EVO PlusNot verified
MSI SPATIUM M482Not verified
Sources
Samsung 990 EVO Plus
Samsung does not state this for this model. · Manufacturer specification · Samsung does not list an onboard DRAM capacity. Host-memory use and TurboWrite buffer are distinct.
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.
Evidence is missing or conflicting on at least one side. This is not a verified difference.
Included cloning software
Samsung 990 EVO PlusSamsung Magician data migration
MSI SPATIUM M482Not verified
Sources
Samsung 990 EVO Plus
Manufacturer specification · The UK feature page advertises data migration through Samsung Magician. Check software version, operating-system support and migration requirements.
Evidence is missing or conflicting on at least one side. This is not a verified difference.
Write-buffer technology
Samsung 990 EVO PlusIntelligent TurboWrite 2.0
MSI SPATIUM M482Not verified
Sources
Samsung 990 EVO Plus
Manufacturer specification · Manufacturer write caching is active for peak claims. Samsung does not list the buffer capacity or post-cache write speed for this 2 TB model.
Evidence is missing or conflicting on at least one side. This is not a verified difference.
Device sleep support
Samsung 990 EVO PlusYes
MSI SPATIUM M482Not verified
Sources
Samsung 990 EVO Plus
Manufacturer specification · The UK page supports device sleep. Host support is required; device sleep is not the same as Modern Standby and gives no battery-life figure.
Evidence is missing or conflicting on at least one side. This is not a verified difference.
Modern Standby support
Samsung 990 EVO PlusNot verified
MSI SPATIUM M482Not verified
Sources
Samsung 990 EVO Plus
Samsung does not state this for this model. · Manufacturer specification · Samsung does not state Modern Standby support; device sleep is a separate feature.
One source states less detail or a rounded figure. This is not a verified difference; check the exact configuration.
Listed storage security protocol
Samsung 990 EVO PlusNot verified
MSI SPATIUM M482TCG Pyrite
Sources
Samsung 990 EVO Plus
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.
Evidence is missing or conflicting on at least one side. This is not a verified difference.
Thermal design
Samsung 990 EVO PlusNickel-coated controller
MSI SPATIUM M482Not verified
Sources
Samsung 990 EVO Plus
Manufacturer specification · Official feature block describes the nickel-coated controller. Samsung's 73% MB/s-per-watt figure is a marketing comparison, not a measured saving for this 2 TB drive.
Samsung specifies Host Memory Buffer caching and lists no onboard DRAM for this drive. Peak write speed relies on the TurboWrite cache, and Samsung does not list a post-cache write speed for this model.
Manufacturer specification · Official feature block describes the nickel-coated controller. Samsung's 73% MB/s-per-watt figure is a marketing comparison, not a measured saving for this 2 TB drive.
Manufacturer specification · Manufacturer up-to claims measured with IOmeter 1.1.0, Ryzen 9 7950X, ASRock X670E Taichi, 32 GB DDR5-4800 and Windows 11 Pro. Secondary drive in a fan-cooled desktop; writes use Intelligent TurboWrite within its buffer. Firmware, host and workload affect results; Samsung does not list a post-cache write speed.
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.
Up to 7250 MB/s sequential read; up to 6300 MB/s cached sequential write
Up to 7300 MB/s sequential read; up to 6400 MB/s sequential write
Rated sequential readDifferentSources
Samsung 990 EVO Plus
Manufacturer specification · Manufacturer up-to claims measured with IOmeter 1.1.0, Ryzen 9 7950X, ASRock X670E Taichi, 32 GB DDR5-4800 and Windows 11 Pro. Secondary drive in a fan-cooled desktop; writes use Intelligent TurboWrite within its buffer. Firmware, host and workload affect results; Samsung does not list a post-cache write speed.
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.
Manufacturer specification · Manufacturer up-to claims measured with IOmeter 1.1.0, Ryzen 9 7950X, ASRock X670E Taichi, 32 GB DDR5-4800 and Windows 11 Pro. Secondary drive in a fan-cooled desktop; writes use Intelligent TurboWrite within its buffer. Firmware, host and workload affect results; Samsung does not list a post-cache write speed.
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.
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.
Manufacturer specification · Manufacturer write caching is active for peak claims. Samsung does not list the buffer capacity or post-cache write speed for this 2 TB model.
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.
Manufacturer specification · Current feature block lists migration, drive health and firmware updates. Check the current software version and its requirements.
Manufacturer specification · The UK page supports device sleep. Host support is required; device sleep is not the same as Modern Standby and gives no battery-life figure.
Manufacturer specification · The UK feature page advertises data migration through Samsung Magician. Check software version, operating-system support and migration requirements.
Manufacturer specification · 2 TB column. Active IOmeter power test uses Ryzen 5 7600 / ASUS ProArt X670E-CREATOR WIFI STCOM / Windows 10 Pro; PDF states 32 GB DDR5-3200. This differs from the speed test. Idle requires APST and sleep is L1.2. These are not a constant everyday load.
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.
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.
Samsung does not state this for this model. · Manufacturer specification · Samsung's tables specify HMB and do not state whether onboard DRAM is present. Host memory buffering is not onboard DRAM.
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.
Samsung does not state this for this model. · Manufacturer specification · Samsung does not list an onboard DRAM capacity. Host-memory use and TurboWrite buffer are distinct.
Samsung does not state this for this model. · Manufacturer specification · Samsung does not state Modern Standby support; device sleep is a separate feature.
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.