WD Black SN850X SSD 4TB NVMe WDS400T2X0E

Western Digital Black SN850X. SSD capacity 4000 GB. SSD form factor M.2. Read speed 7300 MB/s. Write speed 6600 MB/s. Component for PC Features

SSD form factor M.2 SSD capacity 4000 GB Interface PCI Express 4.0 NVMe Y Component for PC Hardware encryption N Read speed 7300 MB/s Write speed 6600 MB/s Random read (4KB) 1200000 IOPS Random write (4KB) 1100000 IOPS PCI Express interface data lanes x4 Windows operating systems supported Windows 10. Windows 11. Windows 8.1 TBW rating 2400

Operational conditions

Operating temperature (T-T) 0 - 85 °C Storage temperature (T-T) -40 - 85 °C Maximum operating temperature 85 °C

Weight & dimensions

Width 22 mm Depth 80 mm Height 2.38 mm Weight 7.5 g