HP Workstation x2000 hp workstation x2000 - Technical Reference and Troublesho - Page 126

Hardware Components Graphics Cards FIREGL2 and FIREGL4 The ATI FireGL graphics card's main features include: Controller IBM Chipset: RC 1000 256-bit Graphics Rasterizer and GT1000 hardware geometry engine with integrated features including: • VGA Controller • 2D/3D Raster Engine and dual Texture Unit • 8-bit Double Buffered Overlays • Video Overlay Unit • 2 DMA / BLIT Units • Polygon Setup Processor • 300 MHz / 30-bit Palette DAC, including four color lookup tables and gamma correction table • 256-bit Rasterizer and DDR memory interface Resolution • True color resolution up to 1920 x 1200, double-buffered and 24-bit, Z-buffered 3D Performance • 27 million (29 million for FireGL4) Triangles/second, G-Shaded, Z-buffered, non-Textured • 31 million (33 million for FireGL4) Anti-Aliased Vectors/second • 410 million (512 million for FireGL4) Pixels/second fill rate, G-Shaded, Z-buffered, non-Textured • 200 million (250 million for FireGL4) Pixels/second Trilinear Texture fill rate (Mip-mapped) Professional 3D Rendering • Full OpenGL 1.1 ICD with 1.2 functional extensions • 3D Acceleration w/ Texture Environments • Single-pass bump mapping and hardware 3D textures • Gouraud shading • Bilinear and trilinear MIP-mapping • Alpha blending • Fogging and depth cueing • Anti-aliased lines and sorted polygons • Scissoring and stippling • Overlay and stencil buffer 126 Chapter 5