250 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
488,397,168
Operating Temperature
32° to 140° F (0° to 60° C) [case temp]
Features
ATA Security
Optical Drives
DVD-ROM Drive
Access Times
Random
< 140 ms CD (typical)
< 160 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)
8.5GB
Transport
Tray Loading
QuickSpecs
HP ProBook 4520s Notebook PC HP ProBook
4720s Notebook PC
Technical Specifications
DA - 13569 Worldwide QuickSpecs — Version 2 — 3.12.2010
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