MyDigitalSSD 64GB Serial ATA II. Solid-state drive capacity: 64 GB, Solid-state drive interfaces: Serial ATA II, Memory type: MLC. Read speed: 270 MB/s, Write speed: 200 MB/s, Random read (4KB): 35000 IOPS. Power consumption (standby): 0.5 W, Power consumption: 230 mA. Mean time between failures (MTBF): 2000000 h. Operating temperature range (T-T): 0 - 70 °C, Storage temperature range (T-T): -40 - 85 °C