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9
1 Desktop Board Features
This chapter briefly describes the main features of Intel
®
Desktop Board D945GPM. Table 1
summarizes the major features of the desktop board.
Table 1. Feature Summary
Form Factors
MicroATX (9.6-inches x 9.6-inches)
Processor
Support for an Intel
®
processor in the LGA775 package
Main Memory • 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
NOTE: System resources (such as PCI and PCI Express*) require physical 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/
Chipset
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
®
Matrix Storage
Technology
• Serial Peripheral Interface (SPI) Flash or Firmware Hub (FWH)
Graphics
Intel 945G Express Chipset with Intel
®
Graphics Media Accelerator 950
Audio • Intel 945G Express Chipset
• Intel
®
High Definition Audio interface
• SigmaTel* codec
Expansion
Capabilities
• Two PCI bus add-in card connectors (SMBus routed to PCI bus 2)
• One PCI Express x16 connector
• One PCI Express x1 connector
Peripheral
Interfaces
• 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
continued