Samsung 990 EVO Plus2 TB · M.2 2280 without factory heatsink · MZ-V9S2T0BW- Rated sequential read
- 7250 MB/sThis one: 5000 MB/s
- Rated sequential write
- 6300 MB/sThis one: 4200 MB/s
2 TB · M.2 2280 without factory heatsink · Samsung part MZ-V9E2T0BW
A 2 TB NVMe SSD rated up to 5,000 MB/s read and 4,200 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 2026Manufacturer specifications, not a hands-on test.
Rated up to 5,000 MB/s sequential read and 4,200 MB/s sequential write, with up to 700,000 random read and 800,000 random write IOPS.
Runs over PCIe 4.0 x4 or PCIe 5.0 x2 and also works in PCIe 3.0 x4 slots, with TLC V-NAND and a five-year warranty covering up to 1,200 TB written.
Its PCIe 5.0 mode uses two lanes rather than four, and rated speeds top out at 5,000 MB/s read and 4,200 MB/s write.
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.
Exact configuration: 2 TB · M.2 2280 without factory heatsink · MZ-V9E2T0BW
45 specifications in 7 groups. Values are manufacturer specifications unless a row says “Measured result” or “Calculated from cited specifications”.
Decimal capacity; formatting and system use reduce available space.
Match the physical format and electrical interface to the host.
Host support and available lanes determine operation; interface generation is not an application-performance result.
Samsung does not state this for this model. · Samsung's tables specify HMB and do not state whether onboard DRAM is present. Host memory buffering is not onboard DRAM.
Samsung lists these as maximum dimensions. This version has no factory heatsink. · Datasheet maximum envelope; the product page's 80 × 22 mm figures are not labelled as maximum tolerances.
Manufacturer terminology.
HMB uses host memory; it is not a stated onboard DRAM capacity.
This BW configuration has no factory heatsink; follow the host's cooling requirements.
Samsung does not give a codename, stepping or process node.
SourceSamsung does not state this for this model. · Samsung does not list an onboard DRAM capacity. Host-memory use and TurboWrite buffer are distinct.
PDF backward compatibility. Host protocol and lane availability still determine actual operation.
SourceOfficial feature block lists the label and thermal management. Samsung's 70% efficiency example uses 1 TB models, not this 2 TB drive.
SourceUK 2 TB specification maximum, not package mass or a measured sample.
SourceManufacturer 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.
SourceManufacturer 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.
SourceManufacturer 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 up-to claim, 4 KB QD32 / 16 threads. IOmeter 1.1.0, Ryzen 9 7950X / X670E Taichi, 32 GB DDR5-4800, Windows 11 Pro, fan-cooled secondary drive; write results require TurboWrite.
Manufacturer up-to claim, 4 KB QD32 / 16 threads. IOmeter 1.1.0, Ryzen 9 7950X / X670E Taichi, 32 GB DDR5-4800, Windows 11 Pro, fan-cooled secondary drive; write results require TurboWrite.
Manufacturer QD1 / one-thread 20000 IOPS under the same IOmeter/Ryzen/Windows setup, not measured application latency.
Manufacturer QD1 / one-thread 90000 IOPS under the same IOmeter/Ryzen/Windows setup with TurboWrite active.
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.
Capacity-specific warranty write threshold, not a guaranteed failure point.
Time limit, not predicted lifespan; coverage also ends at the TBW threshold and is subject to full terms.
Manufacturer coverage is subject to purchase eligibility and applicable terms. A used drive may have less coverage left.
Manufacturer application class; no enterprise or console installation guarantee.
SourceStatistical manufacturer claim, not individual lifespan or guaranteed operating time.
Source2 TB column. IOmeter 1.1.0, Ryzen 9 7950X / X670E Taichi, 32 GB DDR5-4800, Windows 11 Pro. Idle requires APST and sleep is L1.2. These are not a constant everyday load.
SourceOfficial EVO feature block lists Modern Standby. Full platform and operating-system support is required.
SourceProduct voltage range. Check the host slot is compatible.
SourceThe UK page supports device sleep. Host support is required; device sleep is not the same as Modern Standby and gives no battery-life figure.
SourceListed security capabilities do not mean encryption is enabled or supported by every host.
SourceManufacturer requires operating-system support; the enclosure/host path must also support it.
SourceManufacturer monitoring capability, not a remaining-lifespan guarantee.
SourceInternal function, not a measured performance uplift.
SourceCurrent feature block lists migration, drive health and firmware updates. Check the current software version and its requirements.
SourceProduct page states WWN is not supported.
SourceMeasured by the drive's S.M.A.R.T. temperature; Samsung recommends adequate airflow.
Non-operating range, distinct from operation.
SourceManufacturer specifies non-condensing conditions. This environmental range is not waterproofing or an IP rating.
SourceManufacturer non-operating claim, not a device drop test.
SourceManufacturer test range; results from different test protocols are not directly comparable.
SourceUK page says installation kit not available; no supplied screw or host heatsink is assumed.
SourceThe UK feature page advertises data migration through Samsung Magician. Check software version, operating-system support and migration requirements.
SourceMore of the nearest checked drives by key specifications, for a side-by-side comparison.
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