Intel Desktop Board DG31GL Product Guide
14
Intel
®
G31 Express Chipset
The Intel G31 Express Chipset consists of the following devices:
• Intel G31 Express Chipset Graphics and Memory Controller Hub (GMCH) with Direct
Media Interface (DMI)
• Intel 82801G I/O Controller Hub (ICH7) with DMI
The GMCH provides interfaces to the processor, memory, and the DMI interconnect.
This device also provides integrated graphics capabilities supporting 3D, 2D, and
display capabilities. The ICH7 is a centralized controller for the board’s I/O paths.
The GMCH contains the Intel
®
Graphics Media Accelerator 3100 (Intel
®
GMA 3100)
integrated graphics controller which has the following features:
• 400 MHz core frequency
• Up to 2048 x 1536 display resolution at 75 Hz refresh (QXGA)
• High quality texture engine:
⎯ DX9.0c* and OpenGL* 1.4 compliant
⎯ Hardware Pixel Shader 2.0
⎯ Vertex Shader Model 2.0
• 3D Graphics Rendering enhancements:
⎯ 1.6 dual texture GigaPixel/s maximum fill rate
⎯ 16-bit and 32-bit color
⎯ Vertex cache
• Video
⎯ Software DVD at 30 fps full screen
⎯ Adaptive deinterlacing
⎯ Dynamic Video Memory Technology (DVMT) support up to 256 MB
NOTE
A minimum of 512 MB of system memory is required in order for the Intel GMA 3100
integrated graphics controller to operate properly.
For more information about the Intel G31 Express Chipset, go to
http://developer.intel.com/design/nav/pcserver.htm.
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