Skip to content

WD 1TB Blue SN550 M.2 NVMe SSD, M.2 2280, PCIe, 3D NAND, R/W 2400/1950 MB/s, 410K/405K IOPS

The WD Blue SN550 NVMe SSD can deliver over 4 times the speed of our best SATA SSDs. Whether you’re working, creating or processing large amounts of data, take advantage of this powerful internal drive’s high speeds to do more, faster.

  • The right storage for your next PC
  • Boost your performance
  • Do more with less
  • Do more, faster
  • Continuing the legacy


Series: WD Blue SN550

Capacity: 1 TB

Form Factor: M.2 2280

Interface: PCIe 3.0 x4

Read: Up To 2400 MB/s

Write: Up To 1950 MB/s

Max Random 4K R/W: 410,000 / 405,000 IOPS

Power Consumption:

3.5 Watt (maximum)
20 mW (low power active)
5 mW (sleep)


6.5 g
2.38 x 22 x 80 mm

Operating Temperatures: 0~70°C

Storage Temperatures: 0~85°C

Shock Resistance: 1500G/0.5 ms

Vibration Operating:

10-2000 Hz

Vibration Non-operating:

7-800 Hz

MTBF: 1,750,000 hours

Total Bytes Written (TBW): 600 TB