9
1 Desktop Board Features
This chapter briefly describes the main features of Intel
®
Desktop Board D945PLNM. Table 1
summarizes the major features of the desktop board.
Table 1. Feature Summary
Form Factor
microATX (243.84 millimeters [9.60 inches] x 243.84 millimeters [9.60 inches])
Processor
Support for an Intel
®
processor in the LGA775 package
Main Memory • Two 240-pin, 1.8 V SDRAM Dual Inline Memory Module (DIMM) sockets
• 533 MHz single or dual channel DDR2 SDRAM interface
• Support for up to 2 GB of system memory
Chipset
Intel
®
945PL Express Chipset consisting of:
• Intel
®
82945PL Memory Controller Hub (MCH)
• Intel
®
82801GB I/O Controller Hub (ICH7)
• Serial Peripheral Interface (SPI) Flash
Graphics
One PCI Express* x16 connector supporting PCI Express graphics cards
Audio • Intel 945PL Express Chipset
• Intel
®
High Definition Audio interface
• SigmaTel* STAC9220 audio codec
Expansion Capabilities • One PCI Express x1 connector
• One PCI Express x16 connector
• Two PCI connectors
Peripheral Interfaces • Up to eight USB 2.0 ports
⎯ Four ports routed to the back panel
⎯ Four ports routed to two onboard USB headers
• Four Serial ATA (SATA) channels (3.0 Gb/s), via the ICH7, one device per
channel
• One IDE interface with ATA-66/100 support (two devices)
• One diskette drive interface
• One VGA port
• One parallel port
• One serial port
• PS/2* keyboard and mouse ports
continued
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