Built using their V-NAND 3-bit MLC flash technology and in-house controller, the Samsung 2TB 990 PRO PCIe 4.0 x4 M.2 Internal SSD offers an M.2 2280 form factor and a PCIe 4.0 x4 / NVMe 2.0 interface to deliver sequential read speeds of up to 7450 MB/s and sequential write speeds of up to 6900 MB/s. Users will also have access to encryption via TCG/Opal 2.0 and MS eDrive, while a TBW (Total Bytes Written) rating of 1200TB helps ensure a long operational life