Product Description
19
1.6
Intel
®
Q45 Express Chipset
The Intel Q45 Express chipset consists of the following devices:
•
Intel
82Q45
Graphics and Memory Controller Hub (GMCH) with Direct Media
Interface (DMI) interconnect
•
Intel
82801JDO
I/O Controller Hub (ICH10DO)
The GMCH component provides interfaces to the CPU, memory, PCI Express, and the
DMI interconnect. The component also provides integrated graphics capabilities
supporting 3D, 2D, and display capabilities. The ICH10DO 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 Q45 Express chipset
http://www.intel.com/products/desktop/chipsets/index.htm
Resources used by the chipset
Chapter 2
1.6.1
Intel Q45 Graphics Subsystem
The Intel Q45 Express chipset contains the Intel Graphics Media Accelerator 4500
(Intel GMA 4500) graphics controller.
1.6.1.1
Intel
®
Graphics Media Accelerator 4500 Graphics
Controller
The Intel GMA 4500 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 max fill rate
⎯
16-bit and 32-bit color
⎯
Vertex cache
•
Video
⎯
Hi-Definition playback (partial hardware acceleration for MPEG-2, full hardware
acceleration for VC1 and AVC)
⎯
Dynamic Video Memory Technology (DVMT) 5.0 uses system memory
depending on the OS and the amount of memory installed