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nVidia's next big thing - GeForce 7800 GTX (Part 1 - The GPU and AIB Plans)

By: Shawn Baker | NVIDIA GeForce GPU in Video Cards | Posted: Jun 22, 2005 4:00 am

The Paper Specifications


Long and sometimes boring, but we couldn't not include them...


NVIDIA CineFX™ 4.0 Shading Architecture


Vertex Shaders


- Support for Microsoft DirectX 9.0 Vertex Shader 3.0


- Displacement mapping


- Geometry instancing


- Infinite length vertex programs Pixel Shaders


- Support for DirectX 9.0 Pixel Shader 3.0


- Full pixel branching support


- Support for Multiple Render Targets (MRTs)


- Infinite length pixel programs Next-Generation Texture Engine


- Accelerated texture access


- Up to 16 textures per rendering pass


- Support for 16-bit floating point format and 32-bit floating point format


- Support for non-power of two textures


- Support for sRGB texture format for gamma textures


- DirectX and S3TC texture compression Full 128-bit studio-quality floating point precision through the entire rendering pipeline with native hardware support for 32bpp, 64bpp, and 128bpp rendering modes


64-Bit Texture Filtering and Blending


- Full floating point support throughout entire pipeline


- Floating point filtering improves the quality of images in motion


- Floating point texturing drives new levels of clarity and image detail Floating point frame buffer blending gives detail to special effects like motion blur and explosions


NVIDIA Intellisample™ 4.0 Technology


- Advanced 16x anisotropic filtering (with up to 128 Taps)


- Blistering-fast antialiasing and compression performance


- Transparent multisampling and transparent supersampling modes boost antialiasing quality to new levels


- Gamma-adjusted rotated-grid antialiasing removes jagged edges for incredible image quality


- Support for normal map compression


- Support for advanced lossless compression algorithms for color, texture, and z-data at even higher resolutions and frame rates


- Fast z-clear


NVIDIA UltraShadow™ II Technology


- Designed to enhance the performance of shadow-intensive games


NVIDIA SLI™ Technology


- Patented hardware and software technology allows two GPUs to run in parallel to scale performance


- Scales performance on over 60 top PC games and applications


NVIDIA PureVideo™ Technology


- Adaptable programmable video processor


- High-definition MPEG-2 and WMV9 hardware acceleration


- Spatial-temporal de-interlacing


- Inverse 2:2 and 3:2 pull-down (Inverse Telecine)


- 4-tap horizontal, 5-tap vertical scaling


- Overlay color temperature correction


- Microsoft Video Mixing Renderer (VMR) supports multiple video windows with full video quality and features in each window


- Integrated HDTV output


Composited Desktop Hardware Engine


- Video post-processing


- Real time desktop compositing


- Accelerated antialiased text rendering


- Pixel shader driven special effects and animation technology capability


Advanced Display Functionality


- Dual integrated 400MHz RAMDACs for display resolutions up to and including 2048x1536 at 85Hz


- Dual DVO ports for interfacing to external TMDS transmitters and external TV encoders


- Full NVIDIA nView multi-display technology capability


Advanced Engineering


- Designed for PCI Express x16


- Designed for high-speed GDDR3 memory


NVIDIA Digital Vibrance Control™ (DVC) 3.0 Technology


- DVC color controls


- DVC image sharpening controls


Operating Systems


- Windows XP/XP 64/ME/2000


- Linux


- Macintosh OS X


API Support


- Complete DirectX support, including the latest version of Microsoft DirectX 9.0 Shader Model 3.0


- Full OpenGL support, including OpenGL 2.0


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