HP Compaq dc7900 USDT Technical Reference Guide

Technical Reference Guide www.hp.com 1-5
Introduction
EISA extended ISA
EPP enhanced parallel port
EIDE enhanced IDE
ESCD Extended System Configuration Data (format)
EV Environmental Variable (data)
ExCA Exchangeable Card Architecture
FIFO first in/first out
FL flag (register)
FM frequency modulation
FPM fast page mode (RAM type)
FPU Floating point unit (numeric or math coprocessor)
FPS Frames per second
ft Foot/feet
GB gigabyte
GMCH Graphics/memory controller hub
GND ground
GPIO general purpose I/O
GPOC general purpose open-collector
GART Graphics address re-mapping table
GUI graphic user interface
hhexadecimal
HDD hard disk drive
HW hardware
hex hexadecimal
Hz Hertz (cycles-per-second)
ICH I/O controller hub
IDE integrated drive element
IEEE Institute of Electrical and Electronic Engineers
IF interrupt flag
I/F interface
IGC integrated graphics controller
in inch
INT interrupt
I/O input/output
IPL initial program loader
Table 1-1 (Continued)
Acronyms and Abbreviations
Acronym or
Abbreviation Description

HP Compaq dc7900 USDT Specifications

General

Processor	Intel Core 2 Duo, Intel Pentium Dual-Core, Intel Celeron
Chipset	Intel Q45 Express
Network	Integrated Intel 82567LM Gigabit Network Connection
Form Factor	Ultra-Slim Desktop (USDT)
Audio	Integrated High Definition Audio
Memory	Up to 8 GB DDR2 SDRAM
Storage	SATA Hard Drive or Solid State Drive
Graphics	Intel Graphics Media Accelerator 4500
Optical Drive	DVD-ROM, DVD+/-RW
Ports	USB 2.0, VGA, DisplayPort, serial, parallel, PS/2
Operating System	Windows Vista, Windows XP
Power Supply	135W
Expansion Slots	1 low-profile PCI Express x16, 1 low-profile PCI