Kingston Technology HyperX 480GB Bundle Upg. Kit. Solid-state drive capacity: 480 GB, Size: 63.5 mm (2.5 "), Solid-state drive interfaces: Serial ATA II, Serial ATA III. Read speed: 540 MB/s, Write speed: 450 MB/s, Random write (4KB): 45000 IOPS. Power consumption (standby): 0.455 W, Power consumption (read): 1.5 W, Power consumption (write): 1.65 W. Mean time between failures (MTBF): 1000000 h. Operating temperature range (T-T): 0 - 70 °C, Storage temperature range (T-T): -40 - 85 °C, Operating shock: 2.17 G