Form factor M.2 2280 Interface PCIe 4.0 x4 NVMe Capacities 2 500GB, 1TB, 2TB, 4TB Controller Phison E18 NAND 3D TLC DRAM Cache Yes Sequential read/write 1 500GB – 7,300/3,900MB/s 1TB – 7,300/6,000MB/s 2TB – 7,300/7,000MB/s 4TB – 7,300/7,000MB/s Random 4K read/write 1 500GB – up to 450,000/900,000 IOPS 1TB – up to 900,000/1,000,000 IOPS 2TB – up to 1,000,000/1,000,000 IOPS 4TB – up to 1,000,000/1,000,000 IOPS Total Bytes Written (TBW) 3 500GB – 500TBW 1TB – 1.0PBW 2TB – 2.0PBW 4TB – 4.0PBW Power consumption 500GB – 50mW idle / 0.34W avg / 2.7W (MAX) read / 4.1W (MAX) write 1TB – 50mW idle / 0.33W avg / 2.8W (MAX) read / 6.3W (MAX) write 2TB – 50mW idle / 0.36W avg / 2.8W (MAX) read / 9.9W (MAX) write 4TB – 50mW idle / 0.36W avg / 2.7W (MAX) read / 10.2W (MAX) write Storage temperature -40°C~85°C Operating Tempetemperaturerature 0°C~70°C Dimensions Heat spreader: 80mm x 22mm x 2.21mm (500GB-1TB) 80mm x 22mm x 3.5mm (2TB-4TB) Heatsink: 80mm x 23.67mm x 10.5mm Weight Heat spreader: 500GB-1TB – 7g 2TB-4TB – 9.7g Vibration operating 2.17G peak (7-800Hz) Vibration non-operating 20G peak (20-1000Hz) MTBF 2,000,000 hours