- Brand: Western Digital
- Model: SN7100 4TB
- MPN: WDS400T4X0E
WD BLACK SN7100 4TB PCIe Gen4 NVMe SSD delivers high-capacity gaming storage with fast loading, efficient performance and space for large game libraries and professional files.
- 4TB NVMe Solid-State Storage | PCIe Gen4 Interface
- M.2 2280 Form Factor | Advanced 3D TLC NAND
- Sequential Read Speed Up to 7,000MB/s
- Sequential Write Speed Up to 6,700MB/s
- Random Read Up to 900K IOPS | Random Write Up to 1,350K IOPS
- Designed for Gaming PCs, Laptops and Professional Storage Workloads
- WD_BLACK Dashboard and Game Mode Support for Windows
- 5-Year Limited Warranty
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WD BLACK SN7100 4TB PCIe Gen4 M.2 NVMe SSD
Upgrade gaming PCs, performance laptops, and handheld-ready builds with a high-capacity WD_BLACK Gen4 NVMe SSD built for fast loading, big game libraries, content capture, and demanding everyday workflows.
Fast Gen4 storage for serious gaming builds
The WD_BLACK SN7100 4TB SSD combines PCIe Gen4 NVMe performance with a spacious 4TB capacity, making it a strong upgrade for gaming desktops, creator systems, high-end laptops, and compact PCs that need quick boot times, faster file access, and enough room for modern AAA titles.
Up to 7000MB/s read and 6700MB/s write speeds help reduce waiting during game launches, level loads, installs, transfers, and project work.
4TB capacity gives plenty of space for games, DLC, recordings, creative assets, applications, and everyday files in one compact M.2 drive.
Rated for up to 2400TBW endurance with a 5-year limited warranty, the SN7100 is designed for sustained, enthusiast-grade use.
Key specifications
| Brand / Series | WD_BLACK SN7100 NVMe SSD |
|---|---|
| Capacity | 4TB |
| Model Number | WDS400T4X0E-00CJA0 |
| Form Factor | M.2 2280 |
| Interface | PCIe Gen 4.0, NVMe |
| Sequential Read | Up to 7000MB/s |
| Sequential Write | Up to 6700MB/s |
| Random Read / Write | Up to 900K IOPS read / 1350K IOPS write |
| Endurance | Up to 2400TBW |
| Dimensions | 3.15" x 0.87" x 0.04" |
| Weight | 5.8g |
| Operating Temperature | 0°C to 85°C |
| Warranty | 5-Year Limited Warranty |
Performance may vary depending on host hardware, capacity, software, usage, and system configuration.
Best for
Install more titles while keeping launch and load times fast.
Use high-capacity NVMe storage for video files, project folders, and application scratch space.
Single-sided M.2 2280 storage keeps the upgrade neat in compatible slots.
