WD_BLACK SN850X NVMe™ SSD (1TB/2TB/4TB/8TB) with HeatSink

The WD_BLACK SN850X with Heatsink is an ultra-fast NVMe SSD designed to maximize performance in gaming PCs and PlayStation® 5 consoles. With blazing PCIe Gen4 speeds, built-in thermal management, and Game Mode 2.0, it ensures consistently smooth gameplay, faster load times, and superior reliability even under heavy workloads.

Built with PCIe Gen4 x4 technology and advanced 3D NAND, the WD_BLACK SN850X achieves sequential read speeds up to 7,300 MB/s and write speeds up to 6,600 MB/s. The integrated heatsink prevents thermal throttling for consistent high-speed performance during extended gaming sessions.
Game Mode 2.0 and the WD_BLACK Dashboard let users monitor health, update firmware, and optimize performance. The M.2 2280 design with low-profile heatsink makes it PS5-ready right out of the box, offering plug-and-play installation for fast storage expansion.

Form Factor: M.2 2280 (with integrated heatsink)
Interface: PCIe Gen4 x4 / NVMe 1.4
Flash Type: 3D NAND
Sequential Read: Up to 7,300 MB/s
Sequential Write: Up to 6,600 MB/s
Random Read (4K QD32): Up to 1,200,000 IOPS
Random Write (4K QD32): Up to 1,100,000 IOPS
Endurance (TBW): 500 GB – 300 TB | 1 TB – 600 TB | 2 TB – 1,200 TB | 4 TB – 2,400 TB
MTTF: 1.75 Million Hours
Operating Temperature: 0 °C – 85 °C
Dimensions: 80 × 23.4 × 8.8 mm (with heatsink)
Weight: ~25 g

System Requirements: M.2 slot supporting PCIe Gen4 x4 / NVMe 1.4; compatible with desktop motherboards, gaming laptops, and Sony PlayStation® 5 consoles.
Usage Environment: Gaming PCs, PlayStation® 5 systems, high-performance desktops, and professional creative setups demanding sustained speed and thermal stability.
Included Accessories: SSD unit with integrated heatsink, user documentation, WD_BLACK Dashboard software (downloadable).