technical information
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250 GB M.2 NVMe SSD WD Blue SN570
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500 GB M.2 NVMe SSD WD Blue SN570
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1 TB M.2 NVMe SSD WD Blue SN570
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2 TB M.2 NVMe SSD WD Blue SN570
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250 GB Samsung SSD 970 Evo Plus
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500 GB Samsung SSD 970 Evo Plus
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1 TB Samsung SSD 970 Evo Plus
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2 TB Samsung SSD 970 Evo Plus
Manufacturer Western Digital Western Digital Western Digital Western Digital Samsung Samsung Samsung Samsung
Capacity (GB) 250 GB 500 GB 1 TB 2 TB 250 GB 500 GB 1 TB 2 TB
IOPS (read/write) 190000 / 210000 360000 / 390000 460000 / 450000 600000 / 600000 250000 / 550000 480000 / 550000 600000 / 550000 600000 / 550000
Read (MB/s) 3300 3500 3500 3500 3500 3500 3500 3500
Write (MB/s) 1200 2300 3000 3500 2300 3200 3300 3300
Celltype TLC TLC TLC TLC V-NAND 3bit MLC V-NAND 3bit MLC V-NAND 3bit MLC V-NAND 3bit MLC
Controller         Samsung Phoenix Samsung Phoenix Samsung Phoenix Samsung Phoenix
Endurance Rating (Lifetime Writes in TB) 150 300 600 900 150 TBW 300 TBW 600 TBW 1200 TBW
Full Drive Writes per Day 0.3 DWD 0.3 DWD 0.3 DWD 0.3 DWD 0.3 DWD 0.3 DWD 0.3 DWD 0.3 DWD
Mean Time Between Failures (MTBF in hours) 1,500.000 1,500.000 1,500.000 1,500.000 1,500.000 1,500.000 1,500.000 1,500.000
Power Consumption - active (Watts) 3.5W 4.0W 4.5W 4.5W 8.0W 9.0W 9.0W 9.0W
Interface PCIe 3,0 x4 PCIe 3,0 x4 PCIe 3,0 x4 PCIe 3,0 x4 PCIe 3,0 x4 PCIe 3,0 x4 PCIe 3,0 x4 PCIe 3,0 x4
Design M.2 2280 M.2 2280 M.2 2280 M.2 2280 M.2 2280 M.2 2280 M.2 2280 M.2 2280