HP ProBook 640 G1 Maintenance And Service Manual page 143

Single track
Average (read/write)
Maximum
Logical blocks
Disk rotational speed
Operating temperature
*1 TB = 1 trillion bytes when referring to hard drive storage capacity. Actual accessible capacity is less.
**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.
500-GB, 5400-rpm** 320-GB, 5400-rpm**
1.5 ms 1.5 ms
11/13 ms 11/13 ms
22 ms 22 ms
976,773,168 628,142,448
5400 rpm
0°C to 60°C (32°F to 140°F)
Hard drive specifications (continued) 135