Intel D915PGN Product Guide - Page 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 Chipset Audio Expansion Capabilities 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/ 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) • Intel 915P Express Chipset • Intel® High Definition Audio • Realtek codec 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 9