9
1 Desktop Board Features
This chapter briefly describes the features of Intel
®
Desktop Board DG43NB. Table 1
summarizes the major features of the Desktop Board.
Table 1. Feature Summary
Form Factor
ATX (294.64 millimeters [11.60 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 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
®
G43 Express Chipset consisting of:
• Intel G43 Express Chipset Graphics and Memory Controller Hub
(GMCH)
• Intel
®
82801JB I/O Controller Hub (ICH10)
Graphics
• Intel G43 Express Chipset with
Intel
®
Graphics Media Accelerator
X4500 (Intel
®
GMA X4500)
• One PCI Express* 2.0 x16 connector supporting PCI Express
graphics add-in cards
• Support for dual independent displays via the DVI-D and VGA ports
Audio Onboard subsystem, featuring:
• Independent 6-channel (5.1) audio streams
• 2-channel stereo audio streams via an onboard header
• Intel
®
High Definition Audio (Intel
®
HD Audio) interface
• RealTek* ALC888VC audio codec
• Onboard 3-pin S/PDIF output connector
Expansion
Capabilities
• One PCI Express 2.0 x16 connector
• Three PCI Express 1.1 x1 connectors
• Three PCI* connectors
Legacy I/O Support Legacy I/O Controller that provides:
• PS/2* keyboard and mouse ports
• One serial port via an onboard header
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 onboard IEEE 1394a header
• Six Serial ATA (SATA) channels (3.0 Gb/s) via ICH10
• One IDE interface with ATA-66/100 support (two devices)
continued
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