WD BLUE SN550 NVME (250GB, 500GB, 1TB)

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