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SKU:
WDS400T4X0E-00CJA0
WD_BLACK SN7100 4TB NVMe SSD – PCIe Gen4 Interface , Up to 7000MB/s Read, 6700MB/s Write, DRAM-less, M.2 2280, WD_BLACK Dashboard Software Control | WDS400T4X0E-00CJA0
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Description
🚀 Expert Features
- Warp-Speed Performance : Blaze through load times with sequential speeds up to 7000MB/s read and 6700MB/s write—perfect for AAA games, AI tasks, and high-speed workflows.
- 4TB Capacity : Massive storage for your entire game library, content captures, and future updates—all on one ultra-fast drive.
- Next-Gen PCIe Gen 4.0 Interface : Powered by Western Digital’s next-gen TLC 3D NAND and Gen4 tech for high performance and power efficiency.
- 35% Faster Than Its Predecessor : Compared to previous WD_BLACK SSDs, this beast delivers up to 35% more speed for a serious edge in modern gaming and content creation.
- Designed for Laptops & Handhelds : DRAM-less and super efficient—up to 100% more power-efficient at full speed, so you can game longer on the go.
- Built for the Long Haul : Up to 2,400TBW endurance (for the 4TB model)—stream, record, edit, repeat without sweating drive health.
- WD_BLACK Dashboard : Optimize your gaming setup, monitor health, and stay firmware-fresh with Game Mode and performance tracking (Windows only).
- Compact M.2 2280 Form Factor : Slim, light (5.8g!), and ready to slot right into your gaming rig, handheld, or laptop.




📊 Expert Specs – WD_BLACK SN7100 4TB (Model WDS400T4X0E-00CJA0)
| Category | Specification |
|---|---|
| Capacity | 4TB |
| Interface | PCIe Gen 4.0 (NVMe) |
| Form Factor | M.2 2280 |
| Sequential Read | Up to 7000MB/s |
| Sequential Write | Up to 6700MB/s |
| Random Read (4K) | Up to 900K IOPS |
| Random Write (4K) | Up to 1350K IOPS |
| Endurance (TBW) | 2400TBW |
| Dimensions | 80mm x 22mm x 1mm (3.15″ x 0.87″ x 0.04″) |
| Weight | 5.8 grams |
| Operating Temp. | 0°C to 85°C |
| Non-Operating Temp. | -40°C to 85°C |
| Power Efficiency | Up to 100% better than previous gen |
| DRAM-less Design | Yes |
| Dashboard Software | WD_BLACK Dashboard (Windows only) |
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Keyboard
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