Product Listing

NVIDIA GeForce 7800 GTX (G70)

By Vijay Anand - 22 Jun 2005

GeForce 7800 GTX Technical Specifications

GeForce 7800 GTX Technical Specifications

NVIDIA GeForce 7800 GTX Technical Specifications
Graphics Engine
  • NVIDIA GeForce 7800 GTX GPU
    • 302 Million Transistors
    • Based on a 0.11-micron process manufacturing technology
    • Stock 2D GPU clock = 275MHz
    • Stock 3D GPU clock = 430MHz
    • Flip-Chip BGA packaging (37.5mm x 37.5mm)
  • NVIDIA CineFX 4.0 Shading Engine
    • Vertex Shaders
      • Support for DX 9.0 Vertex Shader 3.0
      • Displacement Mapping
      • Vertex Frequency Stream Divider (Geometry Instancing)
      • Infinite length vertex programs (supported in hardware)
    • Pixel Shaders
      • Support for DX 9.0 Pixel Shader 3.0
      • Full pixel branching support
      • Multiple Render Targets (MRTs)
      • Infinite length pixel programs (supported in hardware)
    • Texturing Engine Features
      • Accelerated textures access
      • Up to 16 textures per rendering pass
      • Support for 16-bit and 32-bit floating point formats
      • Support for sRGB texture format for gamma textures
      • DirectX and S3TC texture compression
    • Full 128-bit FP Precision Graphics Pipeline
      • Native support for 32 / 64 / 128 bits per pixel rendering modes
  • 64-Bit Texture Filtering and Blending
    • Full floating point support throughout entire pipeline
    • Floating point filtering / texturing / frame buffer blending operations
    • Supports OpenEXR standard to accurately capture the range and precision of light transport data
  • NVIDIA UltraShadow II Technology (accelerates shadow computations)
  • NVIDIA SLI Technology
  • NVIDIA Intellisample 4.0 Technology
    • 16x Anisotropic Filtering
    • Adaptive Texture Filtering
    • Gamma-adjusted Rotated Grid Antialiasing
    • Transparent multisampling and supersampling modes
    • Fast antialiasing and compression performance
    • Loss-less Color, Texture and Z-Data Compression algorithms (in real time)
    • Fast Z-clear
    • Support for normal map compression
  • NVIDIA PureVideo Technology
    • Dedicated programmable on-chip video processor
    • MPEG-2 video encode and decode
    • High Definition MPEG-2 and WMV9 hardware decode acceleration (up to 1080i)
    • Post Processing Features
      • Spatial-Temporal De-Interlacing (adaptive)
      • NTSC 3:2 Pulldown / Bad Edit correction
      • PAL 2:2 Pulldown correction
    • High quality 4x5 video scaling and filtering
    • Microsoft Video Mixing Renderer (VMR)
    • Integrated HDTV output (with HDCP support)
  • Composited Desktop Hardware Engine (for Windows Longhorn)
    • Video post-processing
    • Real time desktop compositing
    • Accelerated antialiased text rendering
    • Pixel shader driven effects and animation capability
    • Windows Graphics Foundation (WGF) ready
  • Advanced Video and Display Functionality
    • Dual 400MHz RAMDACs that support resolutions of 2048x1536@85Hz
    • Dual DVO ports for interfacing external TMDS transmitters and external TV/HDTV encoder
    • nView Multi-display Technology
  • NVIDIA Digital Vibrance Control (DVC) 3.0
  • Advanced Engineering
    • Designed for PCI Express x16
    • Advanced thermal monitoring and thermal management
Graphics Memory
  • 256-bit memory interface
  • 256MB Graphics DDR3 SDRAM
  • Default clock rate of 600MHz (effective speed of 1200MHz DDR)
  • 38.4GB/sec Peak Memory Bandwidth
Display Capabilities
  • Dual 400MHz RAMDACs that support resolutions of 2048x1536@85Hz
Connectors
  • 1x mini-DIN connector (for Video-out)
  • 2x DVI-I connector (for Digital Flat Panel displays, compatible with analog displays with converter)
Operating Systems / API Support
  • Driver support for Microsoft Windows 9x/ME/2000/XP/XP MCE/XP Pro x64, Linux and Macintosh OS (including OS X)
  • NVIDIA Unified Driver Architecture (UDA)
  • Fully compliant OpenGL 2.0 API
  • Complete DirectX support including 9.0C (and lower), Shader Model 3.0
Other Information
  • PCI Express x16 slot required
  • Adjacent expansion slot to be kept free preferably
  • Dedicated 6-pin PCIe Molex power connector required (not shared or split)
  • Power supply rated for 350W or higher receommended by NVIDIA (500W PSU for SLI setup)

Join HWZ's Telegram channel here and catch all the latest tech news!
Our articles may contain affiliate links. If you buy through these links, we may earn a small commission.