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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 115 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 1.5 ms 2 ms 3 ms 3 ms 3 ms
Average 11 ms 12 ms 13 ms 13 ms 13 ms
Maximum 14 ms 22 ms 24 ms 24 ms 24 ms
Logical blocks 1,465,149,168 1,250,263,728 1,048,576,000 625,141,400 488,397,168
Disc rotational speed 7200 rpm 7200 rpm or 5400 rpm
Operating temperature 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.
120 Chapter 6 Specifications