Samsung 870 Evo MZ-77E4T0BW, Solid State Drive, 4 TB, FF 2.5 inch, Internal, Buffer 4 GB, 2400 TB, Samsung V-NAND 3bit MLC, SATA 6 Gb/s Interface, compatible with SATA 3 Gb/s & SATA 1.5 Gb/s interface, Sequential Read Up to 560 MB/s, Write Up to 530 MB/s, 256-bit. The latest model of the world’s best-selling SSD series has finally arrived. The 870 EVO builds upon Samsung’s pioneering SSD technology, boasting upgraded performance, reliability and compatibility to suit the needs of anyone from content creators.