1TB Western Digital Black SN850X with Heatsink M.2 2280 PCI Express 4.0 x4 NVMe Solid State Drive

Get the Ultimate Gaming Edge

Insane speeds up to 7,300 MB/s(1) deliver top-tier performance with ridiculously short load times for the elite gaming experience you’ve been waiting for. More Room for More Games

Capacities from 1TB - 8TB(2) let you keep more games ready to play so you can get into the action fast.

DirectStorage Supported

Supports Microsoft’s DirectStorage technology for future games that improves load times.

More Control

The WD_BLACK Dashboard monitors the health of your drive, control of RGB lighting and exclusively on the SN850X, Game Mode 2.0 (Windows only).

Near-Max PCIe Gen4(3) Speeds

Output nearing the PCIe Gen4 interface limits helps you get more out of storage and system components. Compare SSDs WD_BLACK SN850X NVMe SSD Add To Basket WD_BLACK SN770 NVMe SSD Buying Options WD_BLUE SN580 NVMe SSD Buying Options WD_BLUE SN5000 NVMe SSD Buying Options Customer Reviews 4.8 out of 5 stars 31,649 4.7 out of 5 stars 25,264 — 4.6 out of 5 stars 2,331 Price £289.99£289.99 — — — Capacities(3) 1TB – 8TB 250GB – 2TB 250GB – 1TB 500GB – 2TB Interface(2) PCIe Gen4x4 PCIe Gen4x4 PCIe Gen4x4 PCIe Gen 4 Sequential Read (MB/s)(1) Up to 7,300 (1TB - 4TB models) Up to 5,150 Up to 4,150 Up to 5,500 Sequential Write (MB/s)(1) Up to 6,350 Up to 4,850 Up to 4,150 Up to 5,000 Great for Gaming Gaming Content Creation Content Creation (1) 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.

(2) 1GB = 1 billion bytes and 1TB = 1 trillion bytes. Actual user capacity may be less depending on operating environment.​

(3) PCIe Gen4 storage technology requires a compatible motherboard. WD_BLACK SN850X is backwards-compatible with PCIe Gen3.​

(4) Requires the downloadable WD_BLACK Dashboard (Windows only)​

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