The Samsung SSD 850 EVO powered by Samsung V-NAND Technology is optimized for everyday computing performance and is ideal for ultra-slim mobile computing. Type: Solid state drive - internal Capacity: 1 TB Hardware Encryption: Yes Form Factor: mSATA Interface: SATA 6Gb/s Data Transfer Rate: 600 MBps Buffer Size: 1 GB Features: TRIM support, DevSleep mode, 3D V-NAND Technology, Auto Garbage Collection Algorithm, Worldwide Name (WWN), Samsung MEX Controller , S.M.A.R.T., 256-bit AES, IEEE 1667 Dimensions (WxDxH): 1.2 in x 2 in x 0.1 in Weight: 0.32 oz Manufacturer Warranty: 5 years warranty Device Type: Solid state drive - internal Capacity: 1 TB Hardware Encryption: Yes Form Factor: mSATA Interface: SATA 6Gb/s Buffer Size: 1 GB Features: TRIM support, DevSleep mode, 3D V-NAND Technology, Auto Garbage Collection Algorithm, Worldwide Name (WWN), Samsung MEX Controller , S.M.A.R.T., 256-bit AES, IEEE 1667 Width: 1.2 in Depth: 2 in Height: 0.1 in Weight: 0.32 oz Drive Transfer Rate: 600 MBps (external) Internal Data Rate: 540 MBps (read) / 520 MBps (write) Maximum 4KB Random Write: 88000 IOPS MTBF: 1,500,000 hours Interfaces: 1 x SATA 6 Gb/s - 52 pin mini-SATA Compatible Bay: mSATA Power Consumption: 50 mW ( active ) 4.3 Watt ( average ) 5.7 Watt ( maximum ) Software Included: Samsung Magician Software Service & Support: Limited warranty - 5 years Min Operating Temperature: 32 °F Max Operating Temperature: 158 °F Shock Tolerance (non-operating): 1500 g @ 0.5 ms half-sine pulse