9
1 Desktop Board Features
This chapter briefly describes the features of Intel
®
Desktop Board DG31PR. Table 1
summarizes the major features of the Desktop Board.
Table 1. Feature Summary
Form Factor
microATX (218.44 millimeters [8.60 inches] x 243.84 millimeters
[9.60 inches])
Processor
Support for an Intel
®
processor in the LGA775 package
Main Memory
•
Two 240-pin, DDR2 1.8 V (only) SDRAM Dual Inline Memory Module
(DIMM) sockets
•
800/667 MHz single or dual channel DDR2 SDRAM interface
•
Support for up to 4 GB of system memory
Chipset
Intel
®
G31 Express Chipset consisting of:
•
Intel G31 Express Chipset Graphics and Memory Controller Hub
(GMCH) with Intel
®
Graphics Media Accelerator 3100 (Intel
®
GMA
3100)
•
Intel
®
82801G I/O Controller Hub (ICH7)
Graphics
•
Intel G31 Express Chipset Graphics and Memory Controller Hub
(GMCH)
•
One PCI Express* x16 connector supporting PCI Express graphics
cards
Audio
•
5.1 + 2-channel onboard audio subsystem, featuring:
―
Intel
®
High Definition Audio
―
Realtek*ALC888 audio codec
•
Onboard S/PDIF connector
LAN Support
Realtek 8111-GR Gigabit Ethernet Controller
Expansion
Capabilities
•
One PCI Express x16 connector
•
One PCI Express x1 connector
•
Two PCI* bus connectors
Peripheral
Interfaces
•
Up to 8 USB 2.0 ports
―
Four ports routed to the back panel
―
Four ports routed to two USB headers
•
Four Serial ATA (SATA) channels (3.0 Gb/s) via the ICH7
•
One IDE interface with ATA-66/100 support (two devices)
•
One diskette drive interface
•
One VGA port
•
One serial port header
•
PS/2* keyboard and mouse ports
continued