DG31GL Technical Product Specification

Product Description
19
1.6 Intel
®
G31 Express Chipset
The Intel G31 Express chipset consists of the following devices:
• Intel 82G31 Graphics and Memory Controller Hub (GMCH) with Direct Media
Interface (DMI) interconnect
• Intel 82801GB I/O Controller Hub (ICH7) with DMI interconnect
The GMCH component provides interfaces to the CPU, memory, and the DMI
interconnect. The component 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 chipset supports the following features:
• Onboard Graphics
• Dynamic Video Memory Technology
• USB
• Serial ATA
For information about Refer to
The Intel G31 Express chipset http://www.intel.com/products/desktop/chipsets/index.htm
Resources used by the chipset Chapter 2
1.6.1 Intel G31 Graphics Subsystem
1.6.1.1 Intel
®
Graphics Media Accelerator 3100 Graphics
Controller
The Intel GMA 3100 graphics controller features the following:
• 400 MHz core frequency
• 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/sec max fill rate
⎯ 16-bit and 32-bit color
⎯ Vertex cache
• Video
⎯ Software DVD at 30 fps full screen
⎯ DVMT support up to 256 MB
• Display
⎯ Supports analog displays up to 2048 x 1536 at 75 Hz refresh (QXGA)