Samsung 870 Evo 250GB 2.5" SATA III 6GB/s V-NAND SSD MZ-77E250BW - 250GB 2.5" - Sequential Read (Max): 560MB/s - Sequential Write (Max): 530MB/s - 98K/88K IOPS - 150TBW - Samsung MKX Controller - Cache: 512 MB Low Power DDR4 SDRAM - SATA III 6GB/s - Samsung V-NAND 3bit MLC - MZ-77E250BW - 5 Years Limited Warranty