Capacity 500GB / 1TB Form factor M.2 2280 NAND Flash 3D NAND Controller - Dimensions (L x W x H) 80 x 22 x 3.13mm / 3.15 x 0.87 x 0.13inch (with heat sink) 80 x 22 x 2.15mm / 3.15 x 0.87 x 0.09inch (without heat sink) Weight 9g / 0.36oz (with heat sink) 6g / 0.24oz (without heat sink) Interface PCIe Gen3 x4 Sequential Read (Max) Up to 3,500MB/s* Sequential Write (Max) Up to 3,000MB/s* 4KB Random Read IOPS(Max) Up to 480K* 4KB Random Write IOPS(Max) Up to 260K* Operating temperature 0°C - 70°C Storage temperature -40°C - 85°C Shock resistance 1500G/0.5ms MTBF 2,000,000 hours Terabytes Written (TBW) 600TB** Warranty 3-year limited warranty***