Leadtek WinFast 7900 GT

Graphics Processor

G71

Pixel Shaders

Vertex Shaders

TMUs

ROPs

Memory Size

256 MB

Memory Type

GDDR3

Bus Width

256 bit

GPU

Graphics Processor

GPU Name: G71

GPU Variant: G71-GT-N-A2

Architecture: Curie

Foundry: TSMC

Process Size: 90 nm

Transistors: 278 million

Density: 1.4M / mm²

Die Size: 196 mm²

Graphics Card

Release Date: Mar 9th, 2006

Generation: GeForce 7 PCIe
(7900)

Predecessor: GeForce 6 PCIe

Successor: GeForce 8

Production: End-of-life

Bus Interface: PCIe 1.0 x16

Clock Speeds

GPU Clock: 450 MHz

Memory Clock: 660 MHz
1320 Mbps effective

Memory

Memory Size: 256 MB

Memory Type: GDDR3

Memory Bus: 256 bit

Bandwidth: 42.24 GB/s

Render Config

Pixel Shaders: 24

Vertex Shaders: 8

TMUs: 24

ROPs: 16

Theoretical Performance

Pixel Rate: 7.200 GPixel/s

Vertex Rate: 900.0 MVertices/s

Texture Rate: 10.80 GTexel/s

Board Design

Slot Width: Single-slot

TDP: 48 W

Suggested PSU: 200 W

Outputs: 2x DVI
1x S-Video

Power Connectors: 1x 6-pin

Board Number: P455

Graphics Features

DirectX: 9.0c (9_3)

OpenGL: 2.1.2 (full)
3.x (partial)

OpenCL: N/A

Vulkan: N/A

Shader Model: 3.0

G71 GPU Notes

PureVideo HD: VP1
VDPAU: No Support

Latest Drivers:
Windows 2000:
ForceWare Release 93.71 / 93.81 Beta
Quadro Release 261.19

Windows XP / Server 2003 x64:
GeForce Release 179.48 (Notebooks)
GeForce Release 307.83
Quadro Release R310 U7 (312.69)

Windows Vista / 7:
GeForce Release 179.48 (Notebooks)
GeForce Release 309.08
Quadro Release R310 U7 (312.69)

Windows 8:
GeForce Release 309.08
Quadro Release R310 U7 (312.69)

Other retail boards based on this design (4)

Name	GPU Clock	Memory Clock	Other Changes
Albatron 7900 GT	450 MHz	660 MHz
Albatron 7900 GT 512 MB	550 MHz	700 MHz	512 MB
Leadtek WinFast 7900 GT	450 MHz	660 MHz
Leadtek WinFast 7900 GT Extreme	520 MHz	715 MHz