1 Desktop Board Features
✏NOTE
The Intel® Desktop Board D845EPT2 layout was used for illustrations unless otherwise noted. Table 1 describes the major features of the Desktop Boards D845EPT2 and D845EBG2.
Table 1. Feature Summary
Form Factors
•microATX at 8.2 inches by 9.6 inches (Desktop Board D845EPT2)
•ATX at 8.2 inches by 12.0 inches (Desktop Board D845EBG2)
Processor
Memory
Chipset
Support for a single Intel® Pentium® 4 processor with 533/400 MHz front side bus (FSB) frequency in an mPGA478 socket
•Two
•266/200 MHz DDR SDRAM interface
•Designed to support up to 2 GB of system memory
NOTE: The Desktop Boards D845EPT2 and D845EBG2 have been designed to support DIMMs based on 512 Mbit technology up to 2 GB, but this technology has not been validated on these Intel® desktop boards. For more information about the latest list of tested memory, refer to the Intel World Wide Web site at:
http://support.intel.com/support/motherboards/desktop/
•Intel® 845E chipset consisting of:
•Intel® 82845E Memory Controller Hub (MCH) with Accelerated Hub Architecture (AHA) bus
•Intel® 82801DB I/O Controller Hub (ICH4) with support for up to six
•4 Mbit Firmware Hub (FWH)
I/O Control
Graphics
Audio
LAN (optional)
Peripheral Interfaces
SMSC LPC47M102S low pin count (LPC) interface I/O controller
AGP connector supporting 1.5 V 4X and 2X AGP cards
•Intel 845E chipset (AC ’97)
•Analog Devices Inc. audio codec featuring SoundMAX† with SPX† software support
Intel® 82562ET 10/100 Mbit/sec Platform LAN Connect (PLC) device and
•Up to six USB 2.0 ports
—Four ports routed to the back panel
—Two ports routed to the USB front panel header
•Two IDE interfaces with Ultra
•One floppy drive interface
•One parallel port
•Two serial ports (one via a board header)
•PS/2† keyboard and mouse ports
continued
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