HP ProBook 6540b Quickspecs

320 GB 7200 rpm SATA
Hard Drive
Drive Weight 0.25 lbs (115 g)
Capacity 320 GB
Height 0.37 in (9.5 mm) or on some models 0.28 in (7 mm)
Width 2.75 in (70 mm)
Interface ATA-8, SATA 2.6, 3.0 Gb/s, NCQ
Transfer Rate Synchronous (maximum) 100 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 625,142,448
Operating Temperature 32° to 140° F (0° to 60° C) [case temp]
Features ATA Security
250 GB 7200 rpm SATA
Hard Drive
Drive Weight 0.25 lbs (115g)
Capacity 250 GB
Height 0.37 in (9.5 mm) or on some models 0.28 in (7 mm)
Width 2.75 in (70 mm)
Interface ATA-8, SATA 2.6, 3.0 Gb/s, NCQ
Transfer Rate Synchronous (maximum) 100 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 488,397,168
Operating Temperature 32° to 140° F (0° to 60° C) [case temp]
Features ATA Security
QuickSpecs
HP ProBook 6540b Notebook PC
Technical Specifications
DA - 13465 North America — Version 13 — September 27, 2010 Page 24

HP ProBook 6540b Specifications

General

Graphics	Intel HD Graphics
Operating System	Windows 7 Professional
Processor	Intel Core i5-430M
RAM	Up to 8GB DDR3
Storage	250 GB HDD (7200 rpm)
Display	15.6-inch diagonal LED-backlit HD anti-glare (1366 x 768)
Battery	6-cell Li-Ion
Weight	2.6 kg (5.7 lbs)
Chipset	Mobile Intel HM57 Express
Optical Drive	DVD+/-RW SuperMulti DL
Wireless	802.11a/b/g/n
Ports	USB 2.0, VGA, DisplayPort, eSATA, RJ-45, headphone/microphone combo jack