NVIDIA GeForce 7900 GX2

Product status: Official | Last Update: 2014-07-15 | Report Error
Overview
Manufacturer
NVIDIA
Original Series
GeForce 7
Release Date
April 30th, 2006
Launch Price
$599 USD
PCB Code
180-10278-0000
P/N Code
600-10278-0012
Model
NVIDIA P278 SKU 012
Graphics Processing Unit
GPU Model
2× G71-D-N (G71)
Architecture
G70
Fabrication Process
90 nm
Die Size
2× 196 mm2
Transistors Count
2× 278M
Transistors Density
1.4M TRAN/mm2
TMUs
2× 24 (48)
TMUs
2× 8 (16)
TMUs
2× 24 (48)
ROPs
2× 16 (32)
Clocks
Base Clock
500 MHz
Boost Clock
TBC MHz
Memory Clock
600 MHz
Effective Memory Clock
1200 Mbps
Memory Configuration
Memory Size
2× 512 (1024) MB
Memory Type
GDDR3
Memory Bus Width
2× 256 (512)-bit
Memory Bandwidth
2× 38.4 (76.8) GB/s
Physical
Interface
PCI-Express 1.0 x16
Width
11.1 cm
Length
30.5 cm
Height
2-slot
Power Connectors
1× 6-pin
TDP/TBP
120 W
Recommended PSU
450 W
Multi-GPU Support
4-way
Display Outputs
DVI-I DualLink
2 ×
S-Video
1 ×
API Support
DirectX
9.0c
Vulkan
-
OpenGL
2.1
OpenCL
-

Performance
Pixel Fillrate
16 GPixels/s
Texture Fillrate
24 GTexel/s




 ModelCoresBoost ClockMemory ClockMemory Config.
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NVIDIA GeForce 7900 GX2 - -
 
1.2 Gbps
 
2 GB GD3 256b
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NVIDIA GeForce 7950 GX2 - -
 
1.2 Gbps
 
2 GB GD3 256b
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NVIDIA GeForce 7900 GTO - -
 
1.3 Gbps
 
512 MB GD3 256b
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NVIDIA GeForce 7900 GTX - -
 
1.6 Gbps
 
512 MB GD3 256b
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NVIDIA GeForce 7800 GTX 512 - -
 
1.7 Gbps
 
512 MB GD3 256b
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NVIDIA GeForce 7950 GT - -
 
1.4 Gbps
 
512 MB GD3 256b
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NVIDIA GeForce 7800 GS+ - -
 
1.3 Gbps
 
512 MB GD3 256b
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NVIDIA GeForce 7600 GT - -
 
1.4 Gbps
 
256 MB GD3 128b
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NVIDIA GeForce 7600 GTS TBC TBC TBC TBC
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NVIDIA GeForce 7300 GS Personal Cinema - -
 
666 Mbps
 
256 MB D2 64b
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NVIDIA GeForce 7900 GS - -
 
1.3 Gbps
 
256 MB GD3 256b
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NVIDIA GeForce 7900 GS AGP - -
 
1.3 Gbps
 
256 MB GD3 256b
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NVIDIA GeForce 7900 GT - -
 
1.3 Gbps
 
256 MB GD3 256b
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NVIDIA GeForce 7800 GTX - -
 
1.2 Gbps
 
256 MB GD3 256b
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NVIDIA GeForce 7600 GS - -
 
800 Mbps
 
256 MB D2 128b
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NVIDIA GeForce 7800 GT - -
 
1 Gbps
 
256 MB GD3 256b
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NVIDIA GeForce 7800 GS - -
 
1.2 Gbps
 
256 MB GD3 256b
Thumbnail
NVIDIA GeForce 7300 GS - -
 
666 Mbps
 
256 MB D2 64b
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NVIDIA GeForce 7300 GS LP - -
 
666 Mbps
 
256 MB D2 64b
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NVIDIA GeForce 7200 GS - -
 
668 Mbps
 
128 MB D2 64b
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NVIDIA GeForce 7100 GS - -
 
700 Mbps
 
128 MB D2 64b
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NVIDIA GeForce 7300 GT - -
 
650 Mbps
 
128 MB D2 128b
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NVIDIA GeForce 7300 LE - -
 
666 Mbps
 
128 MB D2 64b
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NVIDIA GeForce 7300 LE LP - -
 
666 Mbps
 
128 MB D2 64b
 ModelCoresBoost ClockMemory ClockMemory Config.
Thumbnail
NVIDIA Quadro PLEX 1000 Model-I - -
 
1.2 GB/s
 
4 GB GD3 256b
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NVIDIA Quadro PLEX 1000 Model-III - -
 
1.2 GB/s
 
4 GB GD3 256b
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NVIDIA GeForce 7900 GX2 - -
 
1.2 GB/s
 
2 GB GD3 256b
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NVIDIA GeForce 7950 GX2 - -
 
1.2 GB/s
 
2 GB GD3 256b
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NVIDIA Quadro FX 5500 - -
 
1.2 GB/s
 
1 GB GD3 256b
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NVIDIA Quadro FX 5500 SDI - -
 
1.2 GB/s
 
1 GB GD3 256b
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NVIDIA GeForce 7900 GTO - -
 
1.3 GB/s
 
512 MB GD3 256b
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NVIDIA GeForce 7900 GTX - -
 
1.6 GB/s
 
512 MB GD3 256b
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NVIDIA GeForce Go 7950 GTX - -
 
1.4 GB/s
 
512 MB GD3 256b
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NVIDIA Quadro FX 3500M - -
 
1.2 GB/s
 
512 MB GD3 256b
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NVIDIA GeForce 7950 GT - -
 
1.4 GB/s
 
512 MB GD3 256b
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NVIDIA GeForce Go 7900 GTX - -
 
1.2 GB/s
 
512 MB GD3 256b
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NVIDIA Quadro FX 2500M - -
 
1.2 GB/s
 
512 MB GD3 256b
Thumbnail
NVIDIA GeForce 7800 GS+ - -
 
1.3 GB/s
 
512 MB GD3 256b
Thumbnail
NVIDIA GeForce Go 7900 GS - -
 
1 GB/s
 
512 MB GD3 256b
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NVIDIA Quadro FX 1500M - -
 
1 GB/s
 
512 MB GD3 256b
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NVIDIA Quadro FX 3500 - -
 
1.3 GB/s
 
256 MB GD3 256b
Thumbnail
NVIDIA GeForce 7900 GS - -
 
1.3 GB/s
 
256 MB GD3 256b
Thumbnail
NVIDIA GeForce 7900 GS AGP - -
 
1.3 GB/s
 
256 MB GD3 256b
Thumbnail
NVIDIA GeForce 7900 GT - -
 
1.3 GB/s
 
256 MB GD3 256b
Thumbnail
NVIDIA Quadro NVS 510M - -
 
1.2 GB/s
 
256 MB GD3 128b
Thumbnail
NVIDIA GeForce 7800 GS - -
 
1.2 GB/s
 
256 MB GD3 256b
Thumbnail
NVIDIA Quadro FX 1500 - -
 
800 MB/s
 
256 MB GD3 256b
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NVIDIA Quadro FX 350 - -
 
810 MB/s
 
128 MB D2 64b

header_7900

Overview

Designed for extreme HD gaming, the NVIDIA® SLI™-Ready GeForce® 7900 graphics processing units (GPUs) deliver the most graphics performance bang for your buck, including ultra-realistic gaming experiences and resolutions up to 2560×1600. A 256-bit memory interface and fast GDDR3 memory enable blazing graphics performance with maximum quality so you don’t have to choose between frame rates and image quality.

Need a break from gaming? The GeForce 7900 GPU also delivers smooth, high-definition video playback and crisp picture quality thanks to its advanced NVIDIA® PureVideo™ technology.

If you are searching for an extreme HD gaming and video experience on the PC, look no further than a GeForce 7900 GPU.

 

Features

Next-Generation Superscalar GPU Architecture
Delivers over 2x the shading power of previous generation products taking gaming performance to extreme levels.

Full Microsoft® DirectX® 9.0 Shader Model 3.0 Support
The standard for today’s PCs and next-generation consoles enables stunning and complex effects for cinematic realism. NVIDIA GPUs offer the most complete implementation of the Shader Model 3.0 feature set-including vertex texture fetch (VTF)-to ensure top-notch compatibility and performance for all DirectX 9 applications.

NVIDIA® CineFX® 4.0 Engine
Delivers advanced visual effects at unimaginable speeds. Full support for Microsoft® DirectX® 9.0 Shader Model 3.0 enables stunning and complex special effects. Next-generation shader architecture with new texture unit design streamlines texture processing for faster and smoother gameplay.
» more information

NVIDIA® SLI™ Technology1
NVIDIA SLI* technology is a revolutionary platform innovation that allows users to intelligently scale graphics performance by combining multiple NVIDIA graphics solutions in a single system with an NVIDIA nForce SLI MCP. The must-have feature for performance PCI Express® graphics, SLI dramatically scales performance on today’s hottest games.
» more information

*SLI support for the GeForce 7950 GX2 will be provided through a future NVIDIA ForceWare driver release. See www.slizone.com for details.

NVIDIA® Intellisample™ 4.0 Technology
The industry’s fastest antialiasing delivers ultra-realistic visuals, with no jagged edges, at lightning-fast speeds. Visual quality is taken to new heights through a new rotated grid sampling pattern, advanced 128 tap sample coverage, 16x anisotropic filtering, and support for transparent supersampling and multisampling.
» more information

True High Dynamic-Range (HDR) Rendering Support
The ultimate lighting effects bring environments to life for a truly immersive, ultra-realistic experience. Based on the OpenEXR technology from Industrial Light & Magic (https://www.openexr.com/), NVIDIA’s 64-bit texture implementation delivers state-of-the-art high dynamic-range (HDR) visual effects through floating point capabilities in shading, filtering, texturing, and blending.

HDCP Capable3
Allows playback of HD DVD, Blu-ray Disc, and other protected content at full HD resolutions with integrated High-bandwidth Digital Content Protection (HDCP) support.

NVIDIA® PureVideo™ Technology2
The combination of high-definition video processors and decoder software delivers unprecedented picture clarity, smooth video, accurate color, and precise image scaling for all video content to turn your PC into a high-end home theater.
» more information

Programmable Video Processor2
PureVideo’s programmable technology adapts to new video formats as they are developed to provide a future-proof video solution.

Hardware Decode Acceleration2
Provides ultra-smooth playback of H.264, WMV, and MPEG-2 HD and SD videos with minimal CPU usage.

Spatial Temporal De-Interlacing2
Sharpens high definition and standard definition interlaced content on progressive displays, delivering a crisp, clear picture that rivals high-end home-theater systems.

High-Quality Scaling
Enlarges lower resolution videos and movies to fit your display, while maintaining a clear, clean image. Also provides downscaling of videos, including high-definition, while preserving image detail.

Video Color Correction2
Corrects differences in color characteristics of RGB monitors and TV monitors and ensures videos are not too dark, overly bright, or washed out regardless of the video format or display.

Integrated SD and HD TV Output
Connects to your standard definition or high-definition TV via Composite, S-Video, Component, or DVI connections.

NVIDIA® UltraShadow™ II Technology
Enhances the performance of bleeding-edge games, like id Software’s DOOM 3, that feature complex scenes with multiple light sources and objects.
» more information

128-Bit Studio-Precision Computation
128-bit studio-precision computation through the entire pipeline prevents image defects due to low precision and ensures the best image quality for even the most demanding applications.

Full-Speed 32-Bit Color Precision
Delivers increased image quality with no performance compromise.

NVIDIA® ForceWare® Unified Driver Architecture (UDA)
Delivers a proven record of compatibility, reliability, and stability with the widest range of games and applications. ForceWare ensures the best out-of-box experience for every user and delivers continuous performance and feature updates over the life of NVIDIA GeForce GPUs.
» more information

OpenGL® 2.0 Optimizations and Support
Ensures top-notch compatibility and performance for OpenGL applications.

NVIDIA® Digital Vibrance Control® 3.0 Technology
Allows the user to adjust color controls digitally to compensate for the lighting conditions of their workspace, in order to achieve accurate, bright colors in all conditions.
» more information

PCI Express® Support
Designed to run perfectly with the next-generation PCI Express bus architecture. This new bus doubles the bandwidth of AGP 8X delivering over 4 GB/sec. in both upstream and downstream data transfers.
» more information

Dual 400MHz RAMDACs
Blazing-fast RAMDACs support dual QXGA displays with ultra-high, ergonomic refresh rates-up to 2048×[email protected]

Dual Dual-Link DVI Support
Able to drive two of the industry’s largest and highest resolution flat-panel displays up to 2560×1600.

90nm Process Technology
Delivers higher performance through blazing clock rates.

High-Speed GDDR3 Memory Interface
Support for 1GB of fast GDDR3 memory delivers fluid frame rates for even the most advanced games and applications.

Built for Microsoft® Windows Vista™
NVIDIA’s third-generation GPU architecture built for Windows Vista gives users the best possible experience with the 3D graphical user interface in the upcoming operating system (OS) from Microsoft.

1 NVIDIA SLI certified versions of GeForce PCI Express GPUs only.
2 Feature requires supported video software. Features may vary by product.
3 Requires other compatible components that are also HDCP capable.

Specifications

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

  • Delivers true high dynamic-range (HDR) lighting support
  • 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
  • Transparent multisampling and transparent 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™ Technology1

  • Patented hardware and software technology allows two GeForce-based graphics cards to run in parallel to scale performance and enhance image quality on today’s top titles.
  • Quad SLI technology enabled through select System Builders delivers SLI support for four GPUs, providing mind-blowing performance and image quality at extreme resolutions. SLI support for the GeForce 7950 GX2 will be provided through a future NVIDIA ForceWare driver release. See www.slizone.com for details

NVIDIA® PureVideo™ Technology

  • Dedicated on-chip video processor
  • High-definition H.264, MPEG2 and WMV9 decode acceleration
  • Advanced spatial-temporal de-interlacing
  • Inverse telecine (2:2 and 3:2 pull-down correction)
  • High-quality video scaling
  • Video color correction
  • Microsoft® Video Mixing Renderer (VMR) supports multiple video windows with full video quality and features in each window

NVIDIA® TurboCache™ Technology2

  • Combines the capacity and bandwidth of dedicated video memory with dynamically allocated system memory to dramatically turbocharge performance

Built for Microsoft® Windows Vista™

  • Third-generation GPU architecture built for Windows Vista
  • Delivers best possible experience when running Windows Vista 3D graphical user interface
  • New OS supported by renowned NVIDIA® Unified Driver Architecture (UDA) for maximum stability and reliability
  • NVIDIA® PureVideo™ technology delivers high-quality VMR pipeline for best-in-class video for Windows Vista

Advanced Display Functionality

  • Dual integrated 400MHz RAMDACs for analog display resolutions up to and including 2048×1536 at 85Hz
  • Dual-link DVI capability to drive the industry’s largest and highest resolution digital flat panel displays up to 2560×16001
  • Integrated HDTV encoder provides analog TV-output (Component/Composite/S-Video) up to 1080i resolution
  • Full NVIDIA® nView® multi-display technology capability

High Speed Interfaces

  • Designed for PCI Express x16
  • Designed for high-speed GDDR3 memory1

NVIDIA® Digital Vibrance Control® (DVC) 3.0 Technology

  • DVC color controls
  • DVC image sharpening controls

Operating Systems

  • Windows XP/Windows XP 64
  • Built for Microsoft Windows Vista
  • 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

1 Feature available on select GeForce 7 Series GPUs only.
2 Feature available on GeForce 7300 GS and LE GPUs only.

GeForce 7 Series GPUs Model Comparison

FeatureGeForce 7950 ModelsGeForce 7900 ModelsGeForce 7800 ModelsGeForce 7600 ModelsGeForce 7300 Models
Graphics Bus TechnologyPCI ExpressPCI ExpressAGP 8X/PCI ExpressPCI ExpressPCI Express
Microsoft® DirectX® 9.0SM3.0SM3.0SM3.0SM3.0SM3.0
NVIDIA® Intellisample™ Technology4.04.04.04.04.0
NVIDIA® SLI™ TechnologyY1YYYY2
High Dynamic-Range (HDR) SupportYYYYY
NVIDIA® TurboCache™ Technologyn/an/an/an/aY
Effective Memory Interface512-bit256-bit256-bit128-bit128-bit3/64-bit
MemoryGDDR3GDDR3GDDR3GDDR3/DDR2GDDR3/DDR2
Process0.09 µ0.09 µ0.11 µ0.09 µ0.09 µ
RAMDACs400MHz400MHz400MHz400MHz400MHz

1. SLI support for GeForce 7950 GX2 will be provided through a future ForceWare driver release.
2. Requires NVIDIA® ForceWare® Release 90 driver.
3. 128-bit memory interface only available on GeForce 7300 GT.