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Specifications
WD BLACK SN850X 2TB
WD BLACK SN850X 2TB
Samsung 9100 PRO 2TB
Samsung 9100 PRO 2TB
Shop prices for the exact edition
Yorcom€399.00Confirmed delivered totalChecked: 29/10/2026, 21:14View offer ›

Some source records differ or are incomplete. Unconfirmed costs have not been merged into an artificial total.

Coolblue€415.00Confirmed delivered totalChecked: 28/10/2026, 20:14View offer ›
bol€429.00Confirmed delivered totalChecked: 29/10/2026, 21:13View offer ›
Yorcom€449.00Confirmed delivered totalChecked: 29/10/2026, 21:14View offer ›
bol · bol.com€429.00Delivery costs unknown · item priceChecked: 29/10/2026, 21:20View offer ›

Some source records differ or are incomplete. Unconfirmed costs have not been merged into an artificial total.

BrandWDSamsung
Manufacturer codeWDS200T2X0EMZ-VAP2T0BW
EAN7180378914088806095811710
DRAM cacheUnknown2 GB
ControllerUnknownSamsung in-house
InterfacePCIe 4.0 ×4 / NVMePCIe 5.0 ×4 / NVMe 2.0
NAND typeTLC 3D NANDTLC V-NAND
Random read, up to1200000 IOPS1850000 IOPS
Sequential read, up to7300 MB/s14700 MB/s
Sequential write, up to6600 MB/s13400 MB/s
Supplied colourZwartUnknown
Cache arrangementUnknownLPDDR4X

Unknown is not zero. Manufacturer and supplied shop facts are not independent laboratory measurements. Share this comparison using its browser address.

Buying trade-offs by product

What suits your use? Original buying advice from existing dossiers. This overview does not declare an overall winner.

WD BLACK SN850X 2TB

Fits
You need more storage and can choose suitable cooling.
Look further if
You expect an SSD upgrade alone to raise frame rates or every version to fit.

BLACK SN850X 1TB (WDS100T2X0E;Without heatsink); BLACK SN850X 1TB with heatsink (WDS100T2XHE;Factory heatsink); BLACK SN850X 2TB (WDS200T2X0E;Without heatsink); BLACK SN850X 2TB with heatsink (WDS200T2XHE;Factory heatsink); BLACK SN850X 4TB (WDS400T2X0E;Without heatsink); BLACK SN850X 4TB with heatsink (WDS400T2XHE;Factory heatsink); BLACK SN850X 8TB (WDS800T2X0E;Without heatsink); BLACK SN850X 8TB with heatsink (WDS800T2XHE;Factory heatsink). Only explicitly listed editions. No Specufo hands-on test; measurements and owner contexts remain bound to the stated capacity,BIOS/firmware and setup.

Checked 2026-10-29 · Includes a limited owner selection

Read analysis and test limitations ›

Samsung 9100 PRO 2TB

Fits
You need more storage and have checked your device’s capacity requirements, connection and cooling.
Look further if
You expect a higher peak transfer rate alone to make games noticeably faster.

9100 PRO 1TB (MZ-VAP1T0BW;Without heatsink); 9100 PRO 2TB (MZ-VAP2T0BW;Without heatsink); 9100 PRO 4TB (MZ-VAP4T0BW;Without heatsink); 9100 PRO 8TB (MZ-VAP8T0BW;Without heatsink). Only explicitly listed editions. No Specufo hands-on test; measurements and owner contexts remain bound to the stated capacity,BIOS/firmware and setup.

Checked 2026-10-29 · Includes a limited owner selection

Read analysis and test limitations ›

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One point for each wish that is confirmed by the documented specification. Unknown is shown separately and never counts as a match. Extra capacity above your wish earns no bonus. Every wish counts equally. These are example wishes you can change.

A specification match, not a test score. The specification match does not measure sustained write speed, heat or reliability.

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