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ATI Redwood

Default
Redwood
Block Diagram
Block Diagram
ATI's Redwood GPU uses the TeraScale 2 architecture and is made using a 40 nm production process at TSMC. With a die size of 104 mm² and a transistor count of 627 million it is a small chip. Redwood supports DirectX 11.2 (Feature Level 11_0). For GPU compute applications, OpenCL version 1.2 can be used. It features 400 shading units, 20 texture mapping units and 8 ROPs.
Further reading: Evergreen Series Instruction Set Architecture

Graphics Processor

GPU Name
Redwood
Architecture
TeraScale 2
Foundry
TSMC
Process Size
40 nm
Transistors
627 million
Density
6.0M / mm²
Die Size
104 mm²
Released
Jan 14th, 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
400
TMUs
20
ROPs
8
Compute Units
5
Z-Stencil
40
L1 Cache
8 KB per CU
L2 Cache
256 KB
Max. TDP
69 W

All TeraScale 2 GPUs

ATI GPU Architecture History

Graphics cards using the ATI Redwood GPU

Name Chip Memory Shaders TMUs ROPs GPU Clock Memory Clock
ATI Radeon HD 5570 Redwood PRO 1024 MB 400 20 8 650 MHz 800 MHz
ATI Radeon HD 5670 Redwood XT 1024 MB 400 20 8 775 MHz 1000 MHz
ATI FirePro V3800 Redwood PRO GL 512 MB 400 20 8 650 MHz 900 MHz
ATI FirePro V4800 Redwood XT GL 1024 MB 400 20 8 775 MHz 900 MHz
ATI Radeon HD 5550 Redwood PRO2 512 MB 320 16 8 550 MHz 800 MHz
ATI Radeon HD 5630 Redwood LE 1024 MB 320 16 8 650 MHz 390 MHz
ATI Radeon HD 5730 Redwood XT 1024 MB 400 20 8 775 MHz 1000 MHz
ATI Radeon HD 5690 Redwood XT 1024 MB 400 20 8 775 MHz 1000 MHz
ATI Radeon HD 5570 OEM Redwood LE 1024 MB 320 16 8 550 MHz 667 MHz

Redwood GPU Notes

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