HP ProBook 450 G4 Notebook PC and HP ProBook 455 G4 Notebook PC - Maintenance and Service Guide
Hard drive specications
2.0-TB* 1-TB* 500-GB* 500-GB* hybrid
Dimensions
Height 9.5 mm 9.5 mm 7.0 mm 7.0 mm
Width 70 mm 70 mm 70 mm 70 mm
Weight 118 g 115 g 101 g or 95 g 95 g
Interface type SATA SATA SATA SATA
Transfer rate 100 MB/sec 100 MB/sec 100 MB/sec 100 MB/sec
Security ATA security ATA security ATA security ATA security
Seek times (typical read, including setting)
Single track 2.2 ms 1.4 ms 3 ms 2 ms
Average 13 ms 10 ms 13 ms 12 ms
Maximum 25 ms 12 ms 24 ms 22 ms
Logical blocks 3,877,842,922 1,938,921,461 1,048,576,000 976,773,168
Disc rotational speed
5400 rpm 5400 rpm
7200 rpm or 5400
rpm
5400 rpm
Operating temperature 0°C to 60°C (32°F to 140°F)
*1 GB = 1 billion bytes when referring to hard drive storage capacity. Actual accessible capacity is less. Actual drive specications may
dier slightly.
NOTE: Certain restrictions and exclusions apply. Contact technical support for details.
Hard drive specications 105