HP Compaq 4000 Pro series User Manual

HP 250-GB 3.5” Hard Disk Drive
Capacity 250,059,350,016 bytes
Rotational Speed 7,200 rpm
Interface Serial ATA (SATA)
Synchronous Transfer Rate
(Maximum)
Up to 3 GB/s (limited by the system SATA controller)
Buffer Size 8 MB
Logical Blocks 488,397,168
Seek Time (typical reads,
includes controller overhead,
including settling)
Single Track: 1.0 ms
Average: 8.5 ms
Full-Stroke: 18 ms
Height (nominal) 1 in/2.54 cm
Width (nominal) Media diameter: 3.5 in/8.89 cm
Physical size: 4 in/10.2 cm
Operating Temperature 41° to 131° F (5° to 55° C)
HP 500-GB 7.2K rpm SATA 6.0Gb/s 3.5" Hard Disk Drive
Capacity 500,107,862,016 bytes
Rotational Speed 7,200 rpm
Interface Serial ATA 3.0 (6.0 Gb/s)
Buffer Size 16 MB
Logical Blocks 976,773,168
Seek Time (typical reads,
includes controller overhead,
including settling)
Single Track: 2.0 ms
Average: 11 ms
Full-Stroke: 21 ms
Height (nominal) 1 in/2.54 cm
Width (nominal) Media diameter: 3.5 in/8.89 cm
Physical size: 4 in/10.2 cm
Operating Temperature 41° to 131° F (5° to 55° C)
QuickSpecs
HP Compaq 4000 Pro Series
Technical Specifications - Hard Drives
DA - 13860 North America — Version 14 — August 14, 2013 Page 33

HP Compaq 4000 Pro series Specifications

General

Processor Options	Intel Celeron Processor
Memory	Up to 8GB DDR2 SDRAM
Optical Drive	DVD-ROM
Graphics	Intel GMA 4500 integrated graphics
Audio	Integrated High Definition Audio
Network	Integrated 10/100/1000 Ethernet
Expansion Slots	1 PCI, 1 PCIe x16, 1 PCIe x1
Ports	6 USB 2.0
Operating System	Windows 7 Professional
Weight	Approx. 16.5 lbs (7.5 kg)