HP 620 Compaq 320, 321, 420, 421, 620 and 621 Notebook PCs HP 420 and 620 Not - Page 135
Hard drive specifications
UPC - 885631889732
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Hard drive specifications 500-GB* 320-GB* 250-GB* 160-GB* Dimensions Height 9.5 mm 9.5 mm 9.5 mm 9.5 mm Width 70 mm 70 mm 70 mm 70 mm Weight 101 g 101 g 101 g 101 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 3 ms 3 ms 3 ms 3 ms Average 13 ms 13 ms 13 ms 13 ms Maximum 24 ms 24 ms 24 ms 24 ms Logical blocks 1,048,576,000 625,141,400 488,376,280 312,560,640 Disc rotational speed 5400 rpm 5400 rpm 7200 and 5400 7200 and 5400 rpm rpm Operating temperature 5°C to 55°C 5°C to 55°C 5°C to 55°C 5°C to 55°C (41°F to 131°F) (41°F to 131°F) (41°F to 131°F) (41°F to 131°F) *1 GB = 1 billion bytes when referring to hard drive storage capacity. Actual accessible capacity is less. Actual drive specifications may differ slightly. NOTE: Certain restrictions and exclusions apply. Contact technical support for details. Hard drive specifications 127