Western Digital Black SN850X 4 TB M.2 PCI Express 4.0 NVMe

Width: 22 mm | Operating temperature (T-T): 0 - 85 °C | SSD capacity: 4 TB | Write speed: 6600 MB/s | Maximum operating temperature: 85 °C | NVMe: Yes | TBW rating: 2400 | SSD form factor: M.2 | Random write (4KB): 1100000 IOPS | Storage temperature (T-T): -40 - 85 °C | Warnings: Do not dismantle the unit. | Warnings: Keep away from heat and fire. | PCI Express interface data lanes: x4 | Interface: PCI Express 4.0 | Component for: PC | Weight: 7.5 g | Read speed: 7300 MB/s | Windows operating systems supported: Windows 10 | Depth: 80 mm | Warnings: The device is not a toy and should be used in accordance with its intended use. | Windows operating systems supported: Windows 8.1 | Hardware encryption: No | Random read (4KB): 1200000 IOPS | Height: 2.38 mm | Windows operating systems supported: Windows 11