Intel ® 915G Chipset; Intel 915G Graphics Subsystem - Intel D915GUX Specification

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1.6 Intel
®
915G Chipset
The Intel 915G chipset consists of the following devices:
Intel 82915G Graphics Memory Controller Hub (GMCH) with Direct Media Interface (DMI)
interconnect
Intel 82801FB I/O Controller Hub (ICH6) with DMI interconnect
Firmware Hub (FWH)
The MCH is a centralized controller for the system bus, the memory bus, the PCI Express bus, and
the DMI interconnect. The ICH6 is a centralized controller for the board's I/O paths. The FWH
provides the nonvolatile storage of the BIOS.
For information about
The Intel 915G chipset
Resources used by the chipset

1.6.1 Intel 915G Graphics Subsystem

The Intel 915G chipset contains two separate, mutually exclusive graphics options. Either the
GMA900 graphics controller (contained within the 82915G GMCH) is used, or a PCI Express x16
add-in card can be used. When a PCI Express x16 add-in card is installed, the GMA900 graphics
controller is disabled.
®
1.6.1.1
Intel
GMA900 Graphics Controller
The Intel GMA900 graphics controller features the following:
Integrated graphics controller
32 bpp (Bits Per Pixel) graphics engine
333 MHz core frequency
256-bit 2-D engine
32-bit 3-D engine
Motion video acceleration
Pixel Shader 2.0
4-pixel pipes
DirectX 9.0 Hardware Acceleration
Software Vertex Shader
Up to 2048 x 1536 at 75 Hz refresh
With Advanced Digital Display 2 (ADD2) card support flat panel displays up to 2048 x 1536
at 75 Hz or digital CRTs/HDTV displays at 1920 x 1080 at 85 Hz
High performance 3-D setup and render engine
High quality/performance texture engine
Display
Integrated 24-bit 400 MHz RAMDAC
DDC2B compliant interface
Product Description
Refer to
http://developer.intel.com/
Chapter 2
23

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