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9
1 Desktop Board Features
This chapter briefly describes the features of Intel
®
Desktop Board DG33FB. Table 1
summarizes the major features of the Desktop Board.
Table 1. Feature Summary
Form Factor
ATX (320.04 millimeters [11.60 inches] x 243.84 millimeters
[9.60 inches])
Processor Support for an Intel
®
processor in the LGA775 package
Main Memory
• Four 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 8 GB of system memory
Chipset Intel
®
G33 Express Chipset consisting of:
• Intel G33 Express Chipset Graphics and Memory Controller Hub
(GMCH)
• Intel
®
82801IH I/O Controller Hub (ICH9DH)
Graphics
• Intel G33 Express Chipset with
Intel
®
Graphics Media Accelerator
3100 (Intel
®
GMA 3100)
• One PCI Express* x16 connector supporting PCI Express graphics
cards
Audio
• 6-channel (5.1) onboard subsystem, featuring:
― Intel
®
High Definition Audio interface
― RealTek* ALC888 audio codec
Expansion
Capabilities
• One PCI Express x16 connector
• Three PCI Express x1 connectors
• Three PCI connectors
Legacy I/O Support
Legacy I/O Controller that provides:
― One diskette drive interface
― One serial port header
― PS/2* keyboard and mouse ports
Peripheral
Interfaces
• Up to 12 USB 2.0 ports
― Six ports routed to the back panel
― Six ports routed to three USB headers
• Up to two IEEE 1394a ports
― One port routed to the back panel
― One port routed to an IEEE 1394a header
• Four Serial ATA (SATA) channels (3.0 Gb/s), via the ICH9DH
• One IDE interface with ATA-66/100 support (two devices)
continued