Intel DG31PR Product Guide - Page 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 Processor Main Memory Chipset Graphics Audio LAN Support Expansion Capabilities Peripheral Interfaces microATX (218.44 millimeters [8.60 inches] x 243.84 millimeters [9.60 inches]) Support for an Intel® processor in the LGA775 package • 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 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) • Intel G31 Express Chipset Graphics and Memory Controller Hub (GMCH) • One PCI Express* x16 connector supporting PCI Express graphics cards • 5.1 + 2-channel onboard audio subsystem, featuring: ― Intel® High Definition Audio ― Realtek*ALC888 audio codec • Onboard S/PDIF connector Realtek 8111-GR Gigabit Ethernet Controller • One PCI Express x16 connector • One PCI Express x1 connector • Two PCI* bus connectors • 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 9