WD BLUE SN550 NVME (250GB, 500GB, 1TB)
Specifications:
Interface4
250GB: PCIe Gen3 8Gb/s, up to 4 Lanes
500GB: PCIe Gen3 8Gb/s, up to 4 Lanes
1TB: PCIe Gen3 8Gb/s, up to 4 Lanes
Formatted Capacity1
250GB
500GB
1TB
Performance5
Sequential Read MB/s up to (Q=32, T=1)
250GB: 2,400
500GB: 2,400
1TB: 2,400
Sequential Write MB/s up to (Q=32, T=1)
250GB: 950
500GB: 1750
1TB: 1950
Random Read 4KB IOPS up to (Q=32, T=8)
250GB: 170K
500GB: 300K
1TB: 410K
Random Write 4KB IOPS up to (Q=32, T=8)
250GB: 135K
500GB: 240K
1TB: 405K
Endurance (TBW)7
250GB: 150TBW
500GB: 300TBW
1TB: 600TBW
Power
Average Active Power (mW)9
250GB: 75mW
500GB; 75mW
1TB: 75mW
Low Power (PS3) (mW)
250GB: 20
500GB: 20
1TB: 20
Maximum Operating Power
250GB: 3.5W
500GB: 3.9W
1TB: 4.9W
Sleep (PS4) (low power)
250GB: 5mW
500GB: 5mW
1TB: 5mW
Reliability
MTTF10
250GB: 1.7M hours
500GB: 1.7M hours
1TB: 1.7M hours
Environmental
Operating Temperature11
250GB: 32ºF to 158ºF (0ºC to 70ºC)
500GB: 32ºF to 158ºF (0ºC to 70ºC)
1TB: 32ºF to 158ºF (0ºC to 70ºC)
Non-operating Temperature
250GB: -67ºF to 185ºF (-55ºC to 85ºC)
500GB: -67ºF to 185ºF (-55ºC to 85ºC)
1TB: -67ºF to 185ºF (-55ºC to 85ºC)
Non-Operating Vibration12
250GB: 4.9 gRMS, 7-800 Hz, 3 axes
500GB: 4.9 gRMS, 7-800 Hz, 3 axes
1TB: 4.9 gRMS, 7-800 Hz, 3 axes
Operating Vibration
250GB: 5 gRMS, 10-2000 Hz, 3 axes
500GB: 5 gRMS, 10-2000 Hz, 3 axes
1TB: 5 gRMS, 10-2000 Hz, 3 axes
Maximum Operating Power
250GB: 3.5W
500GB: 3.9W
1TB: 4.9W
Shock
250GB: 1,500G @0.5 ms half sine
500GB: 1,500G @0.5 ms half sine
1TB: 1,500G @0.5 ms half sine
Certifications
250GB: UL, TUV, FCC, BSMI, CE, KCC, RCM, Morocco, VCCI and CAN ICES-3(B)/NMB-3(B)
500GB: UL, TUV, FCC, BSMI, CE, KCC, RCM, Morocco, VCCI and CAN ICES-3(B)/NMB-3(B)
1TB: UL, TUV, FCC, BSMI, CE, KCC, RCM, Morocco, VCCI and CAN ICES-3(B)/NMB-3(B)
Physical Dimensions M.2 2280
Form Factor
250GB: M.2 2280
500GB: M.2 2280
1TB: M.2 2280
Length
250GB: 80 ± 0.15mm
500GB: 81 ± 0.15mm
1TB: 82 ± 0.15mm
Width
250GB: 22 ± 0.15mm
500GB: 22 ± 0.15mm
1TB: 22 ± 0.15mm
Height
250GB: 2.38mm
500GB: 2.38mm
1TB: 2.38mm
Weight
250GB: 6.5g + 1g
500GB: 6.5g + 1g
1TB: 6.5g + 1g
