Geforce 7800 wurde heute offiziel vorgestellt

Date Wed, 22.06.2005 | Topic: Neue Produkte

nVidia hat heute die neue Grafikgeneration angekündigt und alle Details ihrer nächsten Generation genannt.
Die Karte soll bereits ab sofort erhältlich sein.
Technische Infos
GeForce 7800 GTX Graphics Bus Technology PCI Express
Memory Interface 256-bit
Memory Bandwidth (GB/sec.) 38.4
Fill Rate (billion pixels/sec.) 10.32
Vertices/sec. (million) 860
Pixels per clock (peak) 24
RAMDACs (MHz) 400

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
  • Gamma-adjusted rotated-grid antialiasing removes jagged edges for incredible image quality
  • Transparency multisampling and transparency supersampling modes boost antialiasing quality to new levels
  • 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
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/Windows XP 64
  • Windows ME
  • Windows 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
Quelle: nVidia Homepage

Weitere Infos

Bei den Kollegen von Golem.de gibt es einen 14-seitigen Bericht über die Grafikkarte mit diversen Benchmarks und Bildern.

HIER gehts zum Artikel der Kollegen



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