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9
1 Desktop Board Features
This chapter briefly describes the main features of Intel
®
Desktop Board D915PGN/D915PSY/
D915PCY/D915PCM. Table 1 summarizes the major features of the desktop board.
Table 1. Feature Summary
Processor
Support for an Intel
®
Pentium
®
4 processor in the LGA775 package
Main Memory Desktop boards D915PGN and D915PSY:
•
Four 184-pin, 2.5 V SDRAM Dual Inline Memory Module (DIMM) sockets
•
400/333 MHz single or dual channel DDR SDRAM interface
•
Designed to support up to 4 GB of system memory
Desktop boards D915PCY and D915PCM:
•
Four 240-pin, 1.8 V SDRAM Dual Inline Memory Module (DIMM) sockets
•
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
®
915P Express Chipset consisting of:
• Intel
®
82915P Memory Controller Hub (MCH) with Direct Media Interface
• Intel
®
82801FB I/O Controller Hub (ICH6)
• Firmware Hub (FWH)
Audio
• Intel 915P Express Chipset
• Intel
®
High Definition Audio
• Realtek codec
Expansion
Capabilities
Desktop boards D915PGN and D915PCY:
• Four PCI bus add-in card connectors (SMBus routed to PCI bus 2)
• One x16 PCI Express connector and two x1 PCI Express connectors
Desktop boards D915PSY and D915PCM:
• Two PCI bus add-in card connectors (SMBus routed to PCI bus 2)
• One x16 PCI Express connector and one x1 PCI Express connector
continued