Intel Desktop Board DG31PR Technical Product Specification

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1.1 Overview

1.1.1 Feature Summary

Table 1 summarizes the major features of the Desktop Board DG31PR.

Table 1. Feature Summary

Form Factor MicroATX (9.60 inches by 8.60 inches [243.84 millimeters by

218.44 millimeters])

Processor Support for the following:

• Intel

Core™2 Quad processor in an LGA775 socket with a 1066 MHz

system bus

• Intel

Core™2 Duo processor in an LGA775 socket with a 1333 MHz, 1066

MHz, or 800 MHz system bus

• Intel

Pentium

Dual-Core processor in an LGA775 socket with an 800 MHz

system bus

• Intel

Celeron

processor in an LGA775 socket with an 800 MHz system bus

Memory • Two 240-pin DDR2 SDRAM Dual Inline Memory Module (DIMM) sockets

• Support for DDR2 800 or DDR2 667 MHz DIMMs

• Support for up to 4 GB of system memory using DDR2 800 or DDR2

667 DIMMs

Chipset

Intel

G31 Express Chipset, consisting of:

• Intel

82G31 Graphics and Memory Controller Hub (GMCH)

• Intel

82801GB I/O Controller Hub (ICH7)

Audio 5.1+2-channel audio subsystem using the Realtek* ALC888 audio codec

Video Intel

Graphics Media Accelerator (Intel

GMA) 3100 onboard graphics

subsystem.

Legacy I/O Control Legacy I/O controller for diskette drive, PS/2 ports, and serial port header

Peripheral

Interfaces

• Eight USB 2.0 ports

• PS/2 ports on back panel for mouse and keyboard

• Four Serial ATA (3 Gbps) interfaces

• One Parallel ATA IDE interface with UDMA 33, ATA-66/100 support

• One serial port header (may require specialized chassis or cable for use)

• One diskette drive connector

LAN Support 10/100/1000 Mbits/sec LAN subsystem using the Realtek RTL8111-GR Ethernet

Controller

BIOS • Intel

BIOS (resident in the SPI Flash device)

• Support for Advanced Configuration and Power Interface (ACPI), Plug and Play,

and SMBIOS

continued