Desktop Board Features; Feature Summary - Intel D945GBO Product Manual

1 Desktop Board Features

This chapter briefly describes the main features of Intel
summarizes the major features of the desktop board.
Table 1.

Feature Summary

Form Factors
Processor
Main Memory
Chipset
Graphics
Audio
Expansion Capabilities
Peripheral Interfaces
MicroBTX (10.5-inches x 10.4-inches)
®
Support for an Intel processor in the LGA775 package
• Four 240-pin, 1.8 V SDRAM Dual Inline Memory Module (DIMM) sockets
• 667/533/400 MHz single or dual channel DDR2 SDRAM interface
• Designed to support up to 4 GB of system memory
System resources (such as PCI and PCI Express*) require physical
NOTE:
memory address locations that reduce available memory addresses above 3 GB.
This may result in less than 4 GB of memory being available to the operating
system and applications. For the latest list of tested memory, refer to the Intel
World Wide Web site at: http://support.intel.com/support/motherboards/desktop/
®
Intel 945G Express Chipset consisting of:
• Intel
®
82945G Graphics and Memory Controller Hub (GMCH) with Direct
Media Interface
• Intel
®
82801GH I/O Controller Hub (ICH7DH) supporting Intel
Technology
• Serial Peripheral Interface (SPI) Flash or Firmware Hub (FWH)
Intel 945G Express Chipset with Intel
• Intel 945G Express Chipset
• Intel
®
High Definition Audio interface
• SigmaTel* codec
• Two PCI bus add-in card connectors (SMBus routed to PCI bus 2)
• One PCI Express* x16 connector
• One PCI Express x1 connector
• Up to eight USB 2.0 ports
⎯ Four ports routed to the back panel
⎯ Four ports routed to two USB headers
• Up to three IEEE 1394a ports
⎯ One port routed to the back panel
⎯ Two ports routed to two IEEE 1394a headers
• Intel
®
82573L Gigabit Ethernet Controller with an RJ-45 connector
• Four Serial ATA (SATA) channels (3.0 Gb/s), via the ICH7DH, one device per
channel
• One IDE interface with ATA-66/100 support (two devices)
• One VGA connector
• One diskette drive interface
• One serial port
• PS/2* keyboard and mouse ports
Desktop Board D945GBO. Table 1
®
®
Graphics Media Accelerator 950
®
Matrix Storage
continued
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