DirectX™ 8.1
One of the big improvements of DirectX 8.1 is the Pixel Shader function, which does not exist in the DirectX 7 graphics card. With the hardware pixel shader, you can see how the light effect on the surface vividly.

- GPU (Graphics Processing Unit)
Xabre 400 AGP8X 256-bit graphic accelerator
- Built-in programmable 24-bit ture-color RAMDAC, up to 375MHz pixel clock

- AGP BUS INTERFACE

• Supports AGP 3.0 compliant configuration setting.
• Supports AGP 8X with 16 stages pipeline full side band function

- DISPLAY MEMORY

• Built-in eight 4Mx16 DDR onboard, total 64MB memory (optional 128MB)

- 3D ENGINE FEATURES

• Supports Direct 3D version 8.1 pixel shader version 1.3
• Supports AGP 8X for texture/vertex fetch
• Built-in 32-bit floating point VLIW Geometry Transform/Lighting (T/L) and triangle setup engine
• Built-in 4 pixel programmable rendering pipelines and 8 texture units (4P8T)
• Supports up to 2048x2048 texture size
• Built-in hardware stereo auto rendering engine
• Supports 2X/4X full scene anti-aliasing
• Up to 250MHz 3D engine/memory clock

- 3D PERFORMANCE

• Supports up to 4 pixels with 2 textures within single cycle
• Peak polygon rate: 25M polygon/sec @ 1 pixel/polygon with gouraud shaded, point-sampled, linear and
  bilinear texture mapping
• Peak fill rate: 800M pixel/sec, 1600M texture/sec @ 10,000 pixel/polygon with Gouraud shaded, two bilinear
  textured

- 2D ENGINE FEATURES

• Built-in Hardware Command Queue
• Built-in Direct Draw Accelerator
• Built-in an 1T 128-bit BITBLT graphics engine
• Supports memory-mapped, zero wait-state, burst engine write
• Built-in 64x64x2 bit-mapped hardware cursor
• Built-in 64x64x16 bit-mapped color hardware cursor
• 64MB (optional 128MB) frame buffer with linear addressing

- VIDEO ACCELERATOR

• MPEG-2 MP@ML standards compliant
• Built-in motion compensation logic
• Supports up to 20Mbit/sec bit rate decoding
• Direct DVD to TV playback
• Supports single video windows with overlay function
• Supports YUV-to-RGB color space conversion
• Supports graphics and video overlay function
• Supports RGB555, RGB565, YUV422 and YUV420 video capture and playback format
• Supports down scaling function and scaling vector as 1/2, 1/4
• Supports de-interlaced and 1/2 down scaling function
• Supports DVD sub-picture playback overlay
• Built-in independent Gamma correction RAM
• Supports Direct Draw Drivers

- TV-OUT

• SiS® 301 chip onboard
  - Built-in complete NTSC/PAL video encoder
  - Support NTSC/PAL interlaced display by dependent frame rate in 640x480x60Hz, 800x600x60Hz for NTSC,
  640x480x50Hz and 800x600x50Hz for PAL
  - Support NTSC/PAL interlaced display by independent frame rate in 640x480, 800x600 and 1024x768
  modes for NTSC and PAL under 8, 16, 32bpp color modes
• Supports Composite Video and S-Video TV-Out

- RESOLUTION

• Supports VESA standards super high resolution graphics modes, up to 2048x1536x32 bpp @85Hz NI
• Supports virtual screen up to 4096x4096

- I/O INTERFACE

• 1 VGA connector
• 1 S-Video and 1 composite connector for TV-OUT
• 1 3D VR glasses connector

- FORM FACTOR & LAYERS

• 174mm x 95mm, 6 Layers

- DRIVER

• Support Windows 98SE/Me/2000/XP
• DirectX & OpenGL compatible