320 GB
*
7200 rpm SATA
Hard Drive
Drive Weight
0.25 lbs (115 g)
Capacity
320 GB
Height
0.37 in (9.5 mm)
Width
2.75 in (70 mm)
Interface
ATA-8, SATA 2.6, 3.0 Gb/s, NCQ
Transfer Rate
Synchronous
(maximum) 300 MB/s (Drive Capability)
Seek Time
(typical reads, including
settling)
Single Track
1.5 ms
Average
11 ms
Maximum
22 ms
Cache
16 MB
Rotational Speed
7200 rpm
Logical Blocks
625,142,448
Operating Temperature
32° to 140° F (0° to 60° C) [case temp]
Features
ATA Security
500 GB
*
7200 rpm SATA
Hard Drive
Drive Weight
0.25 lbs (115g)
Capacity
500 GB
Height
0.37 in (9.5 mm)
Width
2.75 in (70 mm)
Interface
ATA-8, SATA 2.6, 3.0 Gb/s, NCQ
Transfer Rate
Synchronous
(maximum) 300 MB/s (Drive Capability)
Seek Time
(typical reads, including
settling)
Single Track
1.5 ms
Average
11 ms
Maximum
22 ms
Rotational Speed
7200 rpm
Logical Blocks
976,773,168
Operating Temperature
32° to 140° F (0° to 60° C) [case temp]
Features
ATA Security
QuickSpecs
HP ProBook 645 G1 Notebook PC
HP ProBook 655 G1 Notebook PC
Technical Specifications
DA - 14689 North America — Version 8 — February 21, 2014
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