WD_BLACK SN850X 4TB NVMe SSD — 7,300MB/s, Game Drive for PS5/PC, 31K Line Ratings
WD_BLACK’s SN850X 4TB is the gamer’s drive — 7,300MB/s, PS5-compatible, and backed by 31,000+ ratings across the line.
Our Verdict
WD_BLACK SN850X 4TB (B0B7CQ2CHH, WDS400T2X0E): PCIe 4.0 x4, 7,300MB/s read / 6,700 write, 2,000K IOPS, Game Mode 2.0, RGB heatsink version available, 5-yr warranty. SN850X line: 31,400+ ratings, 300-1K+ bought/mo, $699.99.
What We Like
- Game Mode 2.0 predicts asset loads
- 7.3GB/s — near 990 PRO speed
- PS5 expansion ready
- 31.4K line ratings
- Heatsink + RGB variants
Worth Knowing
- $699.99 — premium 4TB
- Heatsink version pricier
- PCIe 4.0 only
- RGB software can be finicky
Who Is This For?
PS5 and PC gamers who want maximum capacity with load-time-cutting Game Mode and proven reliability.
The Full Picture
The SN850X is the drive in a huge share of gaming rigs: 4TB at 7,300MB/s with WD’s Game Mode 2.0 that pre-loads level assets to cut in-game loading screens. It is PS5-expansion certified, carries a 5-year warranty, and the line’s 31,400+ ratings are some of the strongest in storage. At $699.99 for 4TB it undercuts Samsung’s heatsink model.
Bottom Line
The gamer’s 4TB drive with 31K ratings — WD_BLACK SN850X at $699.99.