HP PROBOOK 4520S - Page 21

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) 150 MB/s (Drive Capability)
Seek Time
(typical reads, including
settling)
Single Track 1.5ms
Average 11ms
Maximum 22ms
Rotational Speed 7200 rpm
Logical Blocks 976,773,168
Operating Temperature 32° to 140° F (0° to 60° C) [case temp]
Features ATA Security
320 GB 7200 rpm SATA
Hard Drive
Drive Weight 0.25 lbs (115g)
Capacity 250 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) 150 MB/s (Drive Capability)
Seek Time
(typical reads, including
settling)
Single Track 1.5ms
Average 11ms
Maximum 22ms
Rotational Speed 7200 rpm
Logical Blocks 625,142,448
Operating Temperature 32° to 140° F (0° to 60° C) [case temp]
Features ATA Security
QuickSpecs
HP ProBook 4520s Notebook PC HP ProBook
4720s Notebook PC
Technical Specifications
DA - 13569 Worldwide QuickSpecs — Version 2 — 3.12.2010 Page 21