Compare Detail

• MZ-7KE256BW
  Model
  SB-RKTQ-4TB
• 256 GB
  Capacity
• 2.5"
  Form factor
  M.2-2280
• SATA 6 Gb/s
  Interface
• Up to 550 MB/s
  Max sequential read
• Up to 520 MB/s
  Max sequential write
• 2,000,000 hours
  Mtbf
• 3D NAND
  Nand flash type
• No
  Nvme
• July 2014
  Release date
  April 2020
• 850 PRO
  Series
  ROCKET Q
• Samsung MEX
  Ssd controller