Intel D865GSA Product Specification - Page 21

Intel, 865G Chipset

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Product Description 1.5 Intel® 865G Chipset The Intel 865G chipset consists of the following devices: • Intel 82865G Graphics and Memory Controller Hub (GMCH) with Accelerated Hub Architecture (AHA) bus • Intel 82801EB I/O Controller Hub (ICH5) with AHA bus • Firmware Hub (FWH) The GMCH is a centralized controller for the system bus, the memory bus, and the Accelerated Hub Architecture interface. The ICH5 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 865G chipset Resources used by the chipset Refer to http://developer.intel.com/ Chapter 2 1.5.1 Intel 865G Graphics Subsystem The Intel 865G chipset uses the Intel Extreme Graphics 2 controller (contained within the 82865G GMCH). 1.5.1.1 Intel® Extreme Graphics 2 Controller The Intel Extreme Graphics 2 controller features the following: • Integrated graphics controller ⎯ 32 bpp (Bits Per Pixel) graphics engine ⎯ 266 MHz core frequency ⎯ 256-bit 2-D engine ⎯ 32-bit 3-D engine ⎯ Motion video acceleration • High performance 3-D setup and render engine • High quality/performance texture engine • Display ⎯ Integrated 24-bit 350 MHz RAMDAC ⎯ DDC2B compliant interface • Hardware motion compensation for software MPEG2 decode • Dynamic Video Memory Technology (DVMT) support up to 64 MB For information about DVMT Obtaining graphics software and utilities Refer to Section 1.5.1.3, page 27 Section 1.2, page 15 21

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Product Description
21
1.5
Intel
®
865G Chipset
The Intel 865G chipset consists of the following devices:
•
Intel 82865G Graphics and Memory Controller Hub (GMCH) with Accelerated Hub
Architecture (AHA) bus
•
Intel 82801EB I/O Controller Hub (ICH5) with AHA bus
•
Firmware Hub (FWH)
The GMCH is a centralized controller for the system bus, the memory bus, and the
Accelerated Hub Architecture interface.
The ICH5 is a centralized controller for the
board’s I/O paths.
The FWH provides the nonvolatile storage of the BIOS.
For information about
Refer to
The Intel 865G chipset
Resources used by the chipset
Chapter 2
1.5.1
Intel 865G Graphics Subsystem
The Intel 865G chipset uses the Intel Extreme Graphics 2 controller (contained within
the 82865G GMCH).
1.5.1.1
Intel
®
Extreme Graphics 2 Controller
The Intel Extreme Graphics 2 controller features the following:
•
Integrated graphics controller
⎯
32 bpp (Bits Per Pixel) graphics engine
⎯
266 MHz core frequency
⎯
256-bit 2-D engine
⎯
32-bit 3-D engine
⎯
Motion video acceleration
•
High performance 3-D setup and render engine
•
High quality/performance texture engine
•
Display
⎯
Integrated 24-bit 350 MHz RAMDAC
⎯
DDC2B compliant interface
•
Hardware motion compensation for software MPEG2 decode
•
Dynamic Video Memory Technology (DVMT) support up to 64 MB
For information about
Refer to
DVMT
Section 1.5.1.3, page 27
Obtaining graphics software and utilities
Section 1.2, page 15