User guide

Technical Specifications A-1

Technical Specifications

General Features

! Fully integrated 128-bit VGA/2D/3D video accelerator

! Full VMI interface

! VESA DDC2B support

3Dfx

Banshee™ Chipset

! 2D acceleration

• Single-cycle 128-bit Windows GUI acceleration

• Full featured 128-bit BitBlt engine

! 3D acceleration

• Full triangle parameters hardware setup

• 16-bit integer and floating-point Z-buffering with

biasing

• Alpha blending on source and destination pixels

• Sub-pixel and sub-texel correction

• 24-bit color dithering applied to native 16-bit RGB

color

• Per-pixel atmospheric fog with programmable fog

zones

• Polygon-based full scene edge anti-aliasing

• Perspective-correct (true divide-per-pixel) 3D texture

mapping and Gouraud shading

• True per-pixel LOD MIP mapping

• Bilinear and trilinear texture filtering

! Video acceleration

• Bilinear horizontal and vertical filtering

• YUV 4:2:2 and YUV 4:2:0 planar support

• Bob-and-Weave de-interlacing

Memory Configuration

! 250 MHz integrated RAMDAC with 16 MB SDRAM onboard.