Maintenance and Service Guide
M.2 solid-state drive specications
256-GB* 512-GB*
Dimensions
Height 1 mm 1 mm
Length 50.8 mm 50.8 mm
Width 28.9 mm 28.9 mm
Weight < 10 g < 10 g
Interface type ATA-7 ATA-7
Transfer rate
Sequential Read
Random Read
Up to 540 MB/s
Up to 85K IOPs
Up to 500 MB/s
Up to 84K IOPs
Sequential Write
Random Write
Up to 280 MB/s
Up to 67K IOPs
Up to 455 MB/s
Up to 59K IOPs
Ready time, Maximum (to not busy) 1.0 s 3.0 s
Access times
Logical 0.1 0.1
Total logical sectors 500,118,192 1.000.215.216
Operating temperature
Operating
Non-operating
0° to 70°C (32°F to 158°F)
-55° to 90°C (-67°F to 194°F)
0° to 70°C (32°F to 158°F)
-40° to 85°C (-40°F to 185°F)
*1 GB = 1 billion bytes when referring to hard drive storage capacity. Actual accessible capacity is less.
NOTE: Certain restrictions and exclusions apply. Contact technical support for details.
166 Chapter 10 Specications