Intel D945GCPE Product Guide - Page 14

Intel Desktop Board D945GCPE Product Guide NOTE Regardless of the DIMM type used, the memory frequency will either be equal to or less than the processor system bus frequency. For example, if DDR2 533 memory is used with an 800 MHz system bus frequency processor, the memory will operate at 533 MHz. Related Links: Go to the following links or pages for more information about: • SDRAM specifications, http://www.intel.com/technology/memory/ • Installing memory, page 32 in Chapter 2 Intel® 945GC Express Chipset The Intel 945GC Express Chipset consists of the following devices: • Intel 82945GC Express Chipset Graphics and Memory Controller Hub (GMCH) with Direct Media Interface (DMI) • Intel 82801GB I/O Controller Hub (ICH7) with DMI The GMCH component provides interfaces to the processor, memory, and the DMI interconnect. The component also provides integrated graphics capabilities via the Intel Graphics Media Accelerator 950 (Intel GMA 950). The ICH7 is a centralized controller for the board's I/O paths. Related Link: Go to the following link for more information about the Intel 945GC Express Chipset: http://www.intel.com/products/desktop/chipsets/index.htm?iid=chips_body+desk Onboard Audio Subsystem Desktop Board D945GCPE has a 4-channel (2 + 2) onboard audio subsystem that includes a Realtek ALC662 audio codec. The audio subsystem features: • Intel High Definition Audio interface • Advanced jack detect • S/N (signal-to-noise) ratio: 95 dB • Microphone input supporting: ― Stereo microphone ― Microphone boost The subsystem includes the following headers and connectors: • Front panel audio header, including functionality for: ― Line out ― Microphone in 14