HP (Hewlett-Packard) 4720S Laptop User Manual


 
Hard drive specifications
750-GB* 640-GB* 500-GB* 320-GB* 250-GB*
Dimensions
Height 9.5 mm 9.5 mm 9.5 mm 9.5 mm 9.5 mm
Width 70 mm 70 mm 70 mm 70 mm 70 mm
Weight 101 g 101 g 101 g 101 g 101 g
Interface type SATA SATA SATA SATA SATA
Transfer rate 100 MB/sec 100 MB/sec 100 MB/sec 100 MB/sec 100 MB/sec
Security ATA security ATA security ATA security ATA security ATA security
Seek times (typical read, including setting)
Single track 2 ms 2 ms 3 ms 3 ms 3 ms
Average 12 ms 12 ms 13 ms 13 ms 13 ms
Maximum 22 ms 22 ms 24 ms 24 ms 24 ms
Logical blocks 1,465,452,80
6
1,250,263,72
8
1,048,576,00
0
625,141,400 488,376,280
Disc rotational speed 5400 rpm 5400 rpm 5400 rpm 5400 rpm 7200 rpm
Operating temperature 5°C to 55°C
(41°F to
131°F)
5°C to 55°C
(41°F to 131°F)
5°C to 55°C
(41°F to
131°F)
5°C to 55°C
(41°F to 131°F)
5°C to 55°C
(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
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