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Host Interface Support * One processor in a mPGA478 package * Hyper-Threading Technology support * 400/533 MHz PSB (100/133 MHz bus clock) * PSB Dynamic Bus Inversion on the data bus * 32-bit addressing for access to 4 GB of memory space * 8 deep In Order Queue * AGTL+ On-die Termination System Memory Controller (SDR and DDR) -One, 64-bit wide SDR or DDR SDRAM data channel -Bandwidth up to 1 GB/s (SDR), and 2.1 GB/s (DDR266) -Configurable to support either a DDR board or an SDR board -64-Mb, 128-Mb, 256-Mb, and 512-Mb SDRAM technologies -Supports only x8 and x16 SDRAM devices with four banks -Unbuffered, unregistered 184-pin non-ECC DDR SDRAM DIMMs only -Opportunistic refresh -Up to 16, simultaneously open pages -SPD (Serial Presence Detect) scheme for DIMM detection -Suspend-to-RAM support using CKE -Double Data Rate (DDR) SDRAM Configuration - Up to 2.0 GB of 200 MHz or 266 MHz DDR SDRAM - Two DDR DIMMs, single-sided and/or double-sided - DDR200/266 unregistered, 184-pin non-ECC DDR SDRAM DIMMs - JEDEC DDR DIMM specification configurations only - Does not support double-sided x16 DDR DIMMs - Selective Command-Per-Clock (selective CPC) accesses. -Single Data Rate (SDR) SDRAM Configuration - Up to 2.0 GB of 133 MHz SDR SDRAM - Up to two SDR DIMMs, single-sided and/or double-sided - PC133 unregistered 168-pin non-ECC SDR SDRAM DIMMs - Does not support PC100 - Mixed-mode/uneven double-sided SDR DIMMs not supported - 3.3 V SDR DIMM configurations only AGP Interface -Supports a single 1.5 V Accelerated Graphics Port Interface, Specification 2.0-compliant device -Supports 1X/2X/4X data transfers and 2X/4X Fast Writes -32-deep AGP request queue -AGP signals muxed with two Intel(R)DVO ports: Supports ADD cards Integrated Graphics -Core Frequency of 200 MHz -3D Setup and Render Engine - Discrete Triangles, Strips and Fans Support - Indexed Vertex and Flexible Vertex Formats - Pixel Accurate Fast Scissoring and Clipping Operation - Backface Culling Support - Supports D3D and OGL Pixelization Rules - Anti-Aliased Lines Support - Sprite Points Support -High Quality Texture Engine (see Section1.4.5) -3D Graphics Rasterization Enhancements (see Section1.4.5) -2D Graphics (see Section1.4.5) -Video DVD/PC-VCR (see Section1.4.5) -Video Overlay (see Section1.4.5) Analog Display Support -350 MHz Integrated 24-bit RAMDAC -Up to 2048x1536 at 60Hz refresh -Hardware Color Cursor Support -DDC2B Compliant Interface Digital Display Channels -Two channels multiplexed with AGP -165 MHz dot clock on each 12-bit interface -Can combine two, 12-bit channels to form one 24-bit interface: Supports flat panels up to 2048x1536 at 60 Hz or dCRT/HDTV at 1920x1080 at 85 Hz -Supports Hot Plug and Display -Supports LVDS, TMDS transmitters or TV-out encoders -ADD card utilizes AGP connector -Three Display Control interfaces (I2C/DDC) multiplexed on AGP Hub Interface -Supports Hub Interface 1.5 -266 MB/s point-to-point Hub Interface to the ICH4 -66 MHz base clock -1.5 V operation GMCH Package -37.5 mm x 37.5 mm FC-BGA package with 1 mm ball pitch