SanDisk X400 (256GB)
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SanDisk X400 (256GB)


The SanDisk X400 is a TLC NAND-based SSD and is available in capacities from 128GB to 1TB.

Product Specification

SSD Capacity 256GB
Flash Memory Type SanDisk 2nd generation TLC NAND
Controller Marvell 88SS1074
Advertised Sequential Read/Write Speeds
  • Sequential read: 540MB/s
  • Sequential write: 520MB/s
Advertised Random Read/Write Speeds
  • Random read: Up to 93.5k IOPS
  • Random write: Up to 75K IOPS
SSD Format
  • 2.5-inch, 7mm height
  • M.2 2280