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Intel® 82G31/82P31 (G)MCH
Features
• Processor/Host Interface (FSB)
⎯ Supports Intel® Core™2 Duo desktop processors and
Intel® Core™2 Quad processors
⎯ 800/1067 MT/s (200/266 MHz) FSB
⎯Hyper-Threading Technology (HT Technology)
⎯ FSB Dynamic Bus Inversion (DBI)
⎯ 36-bit host bus addressing
⎯ 12-deep In-Order Queue
⎯ 1-deep Defer Queue
⎯ GTL+ bus driver with integrated GTL termination
resistors
⎯Supports cache Line Size of 64 bytes
• System Memory Interface
⎯ One or two channels (each channel consisting of 64
data lines)
⎯ Single or Dual Channel memory organization
⎯ DDR2-800/667frequencies
⎯ Unbuffered, non-ECC DIMMs only
⎯ Supports 1-Gb, 512-Mb DDR2 technologies for x8
and x16 devices
⎯ 4 GB maximum memory
• Direct Media Interface (DMI)
⎯ Chip-to-chip connection interface to IntelICH7
⎯ 2 GB/s point-to-point DMI to ICH9 (1 GB/s each
direction)
⎯ 100 MHz reference clock (shared with PCI Express
graphics attach)
⎯ 32-bit downstream addressing
⎯ Messaging and Error Handling
• PCIExpress* Interface
⎯ One x16 PCI Express port
⎯ Compatible with the PCI Express Base Specification,
Revision 1.1
⎯ Raw bit rate on data pins of 2.5 Gb/s resulting in a
real bandwidth per pair of 250MB/s
• Integrated Graphics Device (82G31 GMCH only)
⎯ Core frequency of 400 MHz
⎯ 1.6 GP/s pixel rate
⎯ High-Quality 3D Setup and Render Engine
⎯ High-Quality Texture Engine
⎯ 3D Graphics RenderingEnhancements
⎯ 2D Graphics
⎯ Video Overlay
⎯ Multiple Overlay Functionality
• Analog Display (82G31 GMCH only)
⎯ 350 MHz Integrated 24-bit RAMDAC
⎯ Up to 2048x1536 @ 75 Hz refresh
⎯ Hardware Color CursorSupport
⎯ DDC2B Compliant Interface
• Digital Display (82G31 GMCH only)
⎯ SDVO ports in single mode supported
⎯ 225 MHz dot clock on each 12-bit interface
⎯ Flat panels up to 1920x1200 @ 60 Hz ordigital CRT/HDTV at 1400x1050 @ 85Hz
⎯ Dual independent display options with
digital display
⎯ Multiplexed digital display channels
(supported with ADD2 Card).
⎯ Supports TMDS transmitters or TV-Out...