WD Black PCIe SN850 Black 1TB PCIe Gen 4 WD Black SN850 WDS100T1X0E 1 TB Solid State Drive - M.2 2280 Internal - PCI Express NVMe (PCI Express 4.0 x4) Desktop PC, Notebook Device Supported - 600 TB TBW - 7000 MB/s Maximum Read Transfer Rate - 5 Year Warranty