Western Digital SN850 2TB

Western Digital BLACK SN850 2TB NVMe Gen4 PCIe M.2 2280 WDS200T1X0E

Western Digital BLACK SN850 2TB NVMe Gen4 PCIe M.2 2280 WDS200T1X0E

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  • Next-Gen Pcie Gen4 Technology Optimized For Top-Tier Gaming (Not Intended For NAS Or Server Environments)
  • Irrationally Fast Read/Write Speeds Up To 7000/5300MB/S (1TB Model) And Up To 1,000,000 IOPS (1TB And 2TB Models)
  • Up To 2TB Capacity To Hold Your Favorite Battle-Ready Games
  • Downloadable WD_BLACK Dashboard Software To Customize And Control Your Gaming Experience
  • Compact Form Factor Design For Easy Connectivity

Specifications Overview

Model WDS200T1X0E
Release Date October 2020

* First availability for purchase, it may not correspond to the actual market launch date.

Series BLACK SN850 NVMe
Capacity 2000 GB
Interface PCIe Gen4 x4
Form Factor M.2-2280
SSD Controller WD/SanDisk NVMe G2
NAND Flash Type 3D NAND
Max Sequential Read Up to 7000 MB/s
Max Sequential Write Up to 5100 MB/s
MTBF 1.75M Hours

Western Digital SN850 2TB Performance comparison with similar Solid State Drives

(Higher is better)

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Pangoly Performance

Sequential read/write speed, Random 4K read/write speed

* Performance data is based on tests performed by Gamers Nexus, Linus Tech Tips, Hardware Unboxed, TechSpot and other trustworthy sources.

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Expert reviews


WD’s Black SN850 is a high-performance PCIe 4.0 x4 M.2 NVMe SSD that was built from the ground up as the company’s fastest SSD for gamers and prosumers. Trading blows with Samsung’s best, it marks a dramatic improvement over its predecessor, ranking it as one of the best SSDs on the market.

Tom's Hardware

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The WD SN850 is the fastest PCIe 4.0 SSD you can buy. Incredible sequential and random throughput makes for a drive that's way ahead of the pack.


Priced at $230 for the tested 1 TB version, the WD Black SN850 is expensive. For that amount of money, you can get a pretty decent 2 TB M.2 NVMe SSD (PCIe Gen 3)—just not one that's as fast as the SN850. The two strongest competitors to the WD Black SN850 are the Corsair MP600 Pro and Samsung 980 Pro, which cost exactly the same—is anyone surpri...


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Compare Western Digital SN850 2TB with similar Solid State Drives

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