Samsung 990 1TB M.2 2280 SSD. PCIe 4.0 x4 NVMe 2.0. Samsung V-NAND with HMB. Sequential read up to 7150 MB/s and write up to 6450 MB/s. Random read up to 700000 IOPS and write up to 1100000 IOPS. Samsung Magician support. Dimensions up to 80.15 x 22.15 x 2.38 mm. Weight up to 9 g.