Intel Desktop Board DG41MJ Technical Product Specification

1.6 Intel

G41 Express Chipset

The Intel G41 Express chipset consists of the following devices:

• Intel 82G41 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 processor, memory, PCI, 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 G41 Express chipset http://www.intel.com/products/desktop/chipsets/index.htm

Resources used by the chipset Chapter 2

1.6.1 Intel G41 Graphics Subsystem

The Intel G41 Express chipset contains two separate, mutually exclusive graphics

options. Either the Intel Graphics Media Accelerator X4500 (Intel GMA X4500)

graphics controller (contained within the 82G41 GMCH) is used, or a PCI graphics card

can be used. When a PCI graphics card is installed, the Intel GMA X4500 graphics

controller is disabled.

1.6.1.1 Intel

Graphics Media Accelerator X4500 Graphics

Controller

The Intel GMA X4500 graphics controller features the following:

• High quality texture engine

⎯ DirectX10* and OpenGL* 2.0 compliant

⎯ Shader Model 4.0

• 3D Graphics Rendering enhancements

⎯ 1.6 dual texture GigaPixel/sec maximum fill rate

⎯ 16-bit and 32-bit color

⎯ Vertex cache

• Video

⎯ High Definition content at up to 1080p resolution

⎯ Dynamic Video Memory Technology (DVMT) 5.0 uses system memory based on

the operating system and the amount of memory installed