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AMD Wimbledon

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Wimbledon
Block Diagram
Block Diagram
CU Diagram
CU Diagram
LDS Diagram
LDS Diagram
AMD's Wimbledon GPU uses the GCN 1.0 architecture and is made using a 28 nm production process at TSMC. With a die size of 212 mm² and a transistor count of 2,800 million it is a medium-sized chip. Wimbledon supports DirectX 12.0 (Feature Level 11_1). It features 1280 shading units, 80 texture mapping units and 32 ROPs.
Further reading: GCN 1.0 Architecture Whitepaper, Southern Islands Instruction Set Architecture

Graphics Processor

GPU Name
Wimbledon
Architecture
GCN 1.0
Foundry
TSMC
Process Size
28 nm
Transistors
2,800 million
Density
13.2M / mm²
Die Size
212 mm²
Released
Apr 24th, 2012

Graphics Features

DirectX
12.0 (11_1)
OpenGL
4.6
OpenCL
1.2
Vulkan
1.1.101
Shader Model
5.1
Compute
GFX6
ROCm
No

Render Config

Shading Units
1280
TMUs
80
ROPs
32
Compute Units
20
Z-Stencil
128
ACEs
2
GEs
2
L1 Cache
16 KB per CU
L2 Cache
512 KB
Max. TDP
100 W

All GCN 1.0 GPUs

Graphics cards using the AMD Wimbledon GPU

Name Chip Memory Shaders TMUs ROPs GPU Clock Memory Clock
AMD Radeon HD 7970M Wimbledon XT 2 GB 1280 80 32 850 MHz 1200 MHz
AMD Radeon HD 7950M Wimbledon PRO 2 GB 1280 80 32 700 MHz 1000 MHz

Wimbledon GPU Notes

Architecture Codename: Southern Islands
Chip Variant: Pitcairn
CLRX Version: GCN 1.0
Graphics/Compute: GFX6 (gfx601)
Display Core Engine: 6.0
Unified Video Decoder: 4.0
Video Compression Engine: 1.0