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ATI Cedar

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Cedar
Block Diagram
Block Diagram
ATI's Cedar GPU uses the TeraScale 2 architecture and is made using a 40 nm production process at TSMC. With a die size of 59 mm² and a transistor count of 292 million it is a very small chip. Cedar supports DirectX 11.2 (Feature Level 11_0). It features 80 shading units, 8 texture mapping units and 4 ROPs.
Further reading: Evergreen Series Instruction Set Architecture

Graphics Processor

GPU Name
Cedar
Architecture
TeraScale 2
Foundry
TSMC
Process Size
40 nm
Transistors
292 million
Density
4.9M / mm²
Die Size
59 mm²
Released
Feb 4th, 2010

Graphics Features

DirectX
11.2 (11_0)
OpenGL
4.4
OpenCL
1.2
Vulkan
N/A
Shader Model
5.0
Compute
GFX4

Render Config

Shading Units
80
TMUs
8
ROPs
4
Compute Units
2
Z-Stencil
4
L1 Cache
8 KB per CU
L2 Cache
128 KB
Max. TDP
19 W

All TeraScale 2 GPUs

ATI GPU Architecture History

Graphics cards using the ATI Cedar GPU

Name Chip Memory Shaders TMUs ROPs GPU Clock Memory Clock
ATI Radeon HD 5450 Cedar PRO 512 MB 80 8 4 650 MHz 400 MHz
ATI Radeon HD 5450 PCIe x1 Cedar PRO 512 MB 80 8 4 650 MHz 500 MHz
ATI FirePro 2460 Multi-View Cedar GL 512 MB 80 8 4 500 MHz 500 MHz
ATI Radeon HD 5450 PCI Cedar PRO 512 MB 80 8 4 650 MHz 333 MHz
ATI Radeon HD 5490 Cedar XTX 1024 MB 80 8 4 650 MHz 500 MHz
ATI Radeon HD 5470 Cedar PRO 512 MB 80 8 4 650 MHz 400 MHz
ATI Radeon HD 5530 Cedar XTX 1024 MB 80 8 4 650 MHz 600 MHz

Cedar GPU Notes

Architecture Codename: Evergreen
Graphics/Compute: GFX4
Display Core Engine: 4.0
Unified Video Decoder: 2.3