Samsung MZ-V7S1T0BW 970 Evo Plus series 1000Gb NGFF(M.2) 3-bit MLC SSD with NVMe PCIe (Gen3.0) x4 mode SSD, type 2280 – 22x80x2.4mm, for NGFF mobile device/ultrabook or SRT mb with NGFF slot, with 3D VNAND flash, Phoenix controller with 1Gb DDR4 cache, built-in hardware AES-256 encryption, read: 3500mb/sec / write 3300mb/sec, Random Write 4K ioPS: 600000/ 550000