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Dell HD 7970M

Dell HD 7970M Image AMD Wimbledon Image

Graphics Processor

GPU Name: Wimbledon
GPU Variant: Wimbledon XT
Process Size: 28 nm
Transistors: 2,800 million
Die Size: 212 mm²

Graphics Card

Released: Apr 24th, 2012
Production Status: Active
Bus Interface: MXM-B (3.0)

Clock Speeds

GPU Clock: 850 MHz
Memory Clock: 1200 MHz
4800 MHz effective

Memory

Memory Size: 2048 MB
Memory Type: GDDR5
Memory Bus: 256 bit
Bandwidth: 154 GB/s

Render Config

Shading Units: 1280
TMUs: 80
ROPs: 32
Compute Units: 20
Pixel Rate: 27.2 GPixel/s
Texture Rate: 68.0 GTexel/s
Floating-point performance: 2,176 GFLOPS

Board Design

Slot Width: MXM Module
TDP: 100 W

Graphics Features

DirectX: 11.1
OpenGL: 4.3
OpenCL: 1.2
Shader Model: 5.0

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GPU-Z Validation

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Card Notes

- 136 GFLOPS Double Precision compute power
- 512KB L2 read/write cache

Other retail boards based on this design

Name GPU Clock Memory Clock Other Changes
Dell HD 7970M 850 MHz 1200 MHz