WD Black SN850 WDS100T1XHE 1TB NVMe M.2 PCIe Gen4 SSD - With Heatsink - Heatsink Included - Interface: PCIe Gen 4 x4 - Capacity: 1TB - Sequential Read: 7000MB/s - Sequential Write: 5300MB/s - Endurance (TBW): 600 - Backwards compatible with PCIe Gen3 x2/Gen3 x1/Gen2 x4/Gen2 x2/ Gen2 x1 - WDS100T1XHE-00AFY0 - 5 Years Limited Warranty