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Dell HD 7970M

Wimbledon
Graphics Processor
1280
Cores
80
TMUs
32
ROPs
2048 MB
Memory Size
GDDR5
Memory Type
256 bit
Bus Width
Dell HD 7970M Image AMD Wimbledon Image

Graphics Processor

GPU Name: Wimbledon
GPU Variant: Wimbledon XT
Architecture: GCN 1.0
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: 153.6 GB/s

Render Config

Shading Units: 1280
TMUs: 80
ROPs: 32
Compute Units: 20
Pixel Rate: 27.20 GPixel/s
Texture Rate: 68.00 GTexel/s
Floating-point performance: 2,176 GFLOPS

Board Design

Slot Width: MXM Module
TDP: 100 W
Power Connectors: None
Board Number: C429

Graphics Features

DirectX: 12.0
OpenGL: 4.5
OpenCL: 1.2
Shader Model: 5.0

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