Intel D845PT Intel Desktop Board D845PT/D845BG Product Guide - Page 14

Intel Desktop Boards D845PT and D845BG Product Guide • 64 Mbit, 128 Mbit, 256 Mbit, and 512 Mbit technologies for the following memory configurations:  64 MB (minimum)  256 MB (64 Mbit technology)  512 MB (128 Mbit technology)  1024 MB (256 Mbit technology)  2048 MB (512 Mbit technology) ✏ NOTE The D845PT and D845BG desktop boards have been designed to support DIMMs based on 512 Mbit technology up to 2 GB, but this technology has not been validated on these 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/ • Unbuffered and non-registered single or double-sided DIMMs • Serial Presence Detect (SPD) memory • Non-ECC and ECC DIMMs • 2.5 V memory only ✏ NOTE For information about vendors that support these memory requirements, refer to the D845PT or D845BG link on this Intel World Wide Web site: http://support.intel.com/support/motherboards/desktop/ For information about installing memory, see Chapter 2 starting on page 23. Intel® 845 Chipset The Intel 845 chipset consists of the following devices: • Intel 82845 Memory Controller Hub (MCH) with AHA bus • Intel 82801BA I/O Controller Hub (ICH2) with AHA bus • Firmware Hub (FWH) Intel® 82845 Memory Controller Hub (MCH) The MCH provides the processor, system memory, AGP, and hub interfaces in the Intel 845 chipset platform. Features on D845PT and D845BG boards includes: • Single processor support with 400 MHz data transfer rate • Designed to support up to 2.0 GB (with 512 Mbit technology) DDR SDRAM at 266 MHz operation ✏ NOTE 512 Mbit technology has not been validated on these boards. • 1.5 V AGP interface with 4X Side Band Addressing (SBA)/data transfer and 2X and 4X fast write 14