HP ProBook 6550b - Page 31

160 GB 7200 rpm SATA
Hard Drive
Drive Weight 0.25 lb (115 g)
Capacity 160 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) 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 312,581,808
Operating Temperature 32° to 140° F (0° to 60° C) [case temp]
Features ATA Security
DVD-ROM Drive Access Times Random < 110 ms CD (typical)
< 110 ms DVD (typical)
Max Data Transfer Rate 24X CD-ROM Up to 3,600 KB/s
8X-DVD Up to 10,800 KB/s
Transfer Mode UDMA Mode 5
Interface Gen 1 SATA
Supported Media (read) CD-DA, CD+(E)G, CD-MIDI, CD-TEXT, CD-ROM, CD-ROM XA, MIXED MODE CD,
CD-I, CD-I Bridge (Photo-CD, Video CD), Multisession CD (Photo-CD, CD-EXTRA,
Portfolio, CD-R, CD-RW), CD-R, CD-RW, DVD-ROM (DVD-5, DVD-9, DVD-10,
DVD-18), DVD-R, DVD-RW, DVD+R, DVD+RW, DVD-RAM
Supported Media (write) None
Max Media Capacity (read) 8.5 GB
Transport Tray Loading
QuickSpecs
HP ProBook 6450b Notebook PC
HP ProBook 6550b Notebook PC
Technical Specifications
DA - 13616 Canada — Version 17 — February 15, 2012 Page 31