WD_BLACK SN770 250GB NVMe Gen4 PCIe M.2 2280 WDS250G3X0E

WD_BLACK SN770 250GB NVMe Gen4 PCIe M.2 2280 WDS250G3X0E

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  • Get into the game fast as you zoom past load times with blazing speeds of up to 5,150MB/s* (1TB and 2TB models). | *Based on read speed. 1 MB/s = 1 million bytes per second. Based on internal testing; performance may vary depending upon host device, usage conditions, drive capacity, and other factors.
  • Equipped with a PCIe Gen4 interface**, the WD_BLACK SN770 NVMe SSD helps fuel in-game responsiveness, minimize stutter, and provide smooth streaming for a performance boost you can see and feel. | **PCIe Gen4 storage technology requires a compatible motherboard. WD_BLACK SN770 is backwards-compatible with PCIe Gen3.
  • Get tons of space for your latest games, future updates, and downloadable content with capacities up to 2TB***. | ***1GB = 1 billion bytes and 1TB = one trillion bytes. Actual user capacity may be less depending on operating environment.
  • Equipped with advanced thermal management technology that helps maintain consistent performance, this reliable drive comes in an M.2 SSD form factor for compatibility with modern motherboards and laptops.

Specifications Overview

Model WDS250G3X0E
Release Date January 2022

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

Series BLACK SN770 NVMe
Capacity 250 GB
Interface PCIe Gen4 x4
Form Factor M.2-2280
SSD Controller 20-82-10081-A1
NAND Flash Type 3D TLC BiCS5
Max Sequential Read Up to 4000 MB/s
Max Sequential Write Up to 2000 MB/s
MTBF 1.75 Million hours

WD_BLACK SN770 250GB Performance comparison with similar Solid State Drives

(Higher is better)

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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


The WD Black SN770 NVMe SSD is a solid, affordable mid-tier PCIe 4 drive that offers further evidence that DRAM-less design has come of age.


Unless you own a PS5, the WD Black SN770 provides a natural progression from Gen 3 NVMe without the high cost associated with top-end Gen 4 drives. For those building a budget gaming rig, the SN770 is an excellent choice.


Read the full review

Although it may not quite saturate the PCIe 4.0 connection, WD’s Black SN770 is an extremely responsive and efficient SSD that trades blows with the best of the best, but for a fraction of the price.

Tom's Hardware

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Compare WD_BLACK SN770 250GB with similar Solid State Drives

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