Samsung 250GB 850 EVO Series SATA 6Gbps SSD Solid State Disk 2.5-inch powered by 3D V-Nand 250GB Samsung 850 EVO SSD for laptops, notebooks, desktop computers 2.5-inch SATA 6Gb/s interface - 7mm slim form factor Read speed up to 540MB/sec - write speed up to 520MB/sec Random IOPS up to 100,000 (read) Powered by Samsung V-Nand Technology