Western Digital Black SN850X PCIe Gen4 4 TB NVMe SSD with Heatsink (WDS400T2XHE)

Built for elite gaming.

Crush load times and slash throttling, lagging, and texture pop-ins with the WD_BLACK SN850X NVMe™ SSD. Available in capacities of 1TB up to 8TB2, this gaming drive is built for top-tier performance. With 7,300MB/s1 speeds (1TB - 4TB models) and a heatsink option to maintain performance, you can enjoy your favorite games without worrying about lag. Plus, the downloadable WD_BLACK Dashboard (Windows® only) can automatically turn on Game Mode 2.0 features. The WD_BLACK SN850X NVMe™ SSD delivers a smooth, fast experience —and the innovations that let you compete at your absolute peak.

Gain the Ultimate Gaming Edge

Insane speeds up to 7,300 MB/s1 (1TB - 4TB models) deliver top-tier performance with ridiculously short load times — for the elite gaming experience you’ve been waiting for.

Do more with WD_BLACK Dashboard

The downloadable WD_BLACK Dashboard (Windows® only) monitors your drive’s health, lets you customize your RGB lighting, and, exclusively on the SN850X SSD, enables Game Mode 2.0 to transform your gaming experience.

Heatsink for the Win

All capacities have an optional heatsink version that's not only eye-catching, but also helps your rig maintain peak performance through your most intense gaming sessions.

Future-forward features

The WD_BLACK SN850X SSD boasts a powerful suite of features, including Predictive Loading, Overhead Balancing, and Adaptive Thermal Management5.

More Room for More Games

Capacities up to 8TB2 built with Sandisk TLC 3D NAND, means you get to keep more games at the ready — and get into the action even faster.

DirectStorage Supported

age SupportedImprove load times and get precious time back with Microsoft® DirectStorage technology.

Specifications

Capacity 4TB : Form FactorM.2 2280

ConnectorM.2 : Sequential Read Performance7300MB/s

Sequential Write Performance6600MB/s : Random Read 1200K IOPS

Random Write1100K IOPS : Interface PCIe Gen4 x4

Product Features

Get top-tier performance and ridiculously short load times for your gaming PC or workstation

High capacities built with Sandisk TLC 3D NAND so you get to download more games

Optional heatsink version to help maintain peak performance through your most intense gaming sessions

Compatibility

Windows® 10+

PlayStation®5 (Heatsink model only)4

Computer with M.2 (M-key) port, capable of taking M.2 2280 form factor