About the product
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 8TB, this gaming drive is built for top-tier performance. With 7,300MB/s 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/s (1TB - 4TB models) deliver top-tier performance with ridiculously short load times for the elite gaming experience you've been waiting for.
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.
More Room for More Games
Capacities up to 8TB built with Western Digital TLC 3D NAND, means you get to keep more games at the ready and get into the action even faster.
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.
Future-forward features
The WD_BLACK SN850X SSD boasts a powerful suite of features, including Predictive Loading, Overhead Balancing, and Adaptive Thermal Management.
DirectStorage Supported
Improve load times and get precious time back with Microsoft® DirectStorage technology.
- Get top-tier performance and ridiculously short load times for your gaming PC or workstation
- High capacities built with Western Digital TLC 3D NAND so you get to download more games
- Optional heatsink version to help maintain peak performance through your most intense gaming sessions
Technical Specifications
| Interfaces/Ports | |
| Drive Interface | PCI Express NVMe |
| Drive Interface Standard | PCI Express NVMe 4.0 x4 |
| Technical Information | |
| Storage Capacity | 4 TB |
| Platform Supported | PC |
| Drive Performance | |
| Random 4KB Read | 1200000IOPS |
| Random 4KB Write | 1100000IOPS |
| Endurance (TBW) | 2400 TB |
| Maximum Sequential Read | 7.13 GB/s |
| Maximum Sequential Write | 6.45 GB/s |
| Miscellaneous | |
| Compatibility | Sony PlayStation 5 |
| Device Supported | PlayStation |
| Gaming PC | |
| Workstation | |
| Operating System Compatibility | Windows 10+ |
| Physical Characteristics | |
| Weight (Approximate) | 1.07 oz (30.40 g) |
| Drive Type | Internal |
| Form Factor | M.2 2280 |
| Length | 3.15" (80.01 mm) |
| Height | 0.41" (10.41 mm) |
| Width | 0.96" (24.38 mm) |
| General Information | |
| Product Type | Solid State Drive |
| Manufacturer Part Number | WDS400T2XHE-00BCA0 |
| Manufacturer Website Address | http://www.westerndigital.com |
| Manufacturer | Western Digital Corporation |
| Product Model | WDS400T2XHE-00BCA0 |
| Product Name | BLACK SN850X NVMe SSD - 4TB, With Heatsink |
| Product Line | Black |
| Product Series | SN850X |
| Brand Name | WD |
Product compare
Product warranty
Standard manufacturer warranty as applicable
Return policy
15 days return in original condition.
Price guarantee
!00% we are always lower than market price.
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