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ATI Hemlock

Default
Hemlock
Block Diagram
Block Diagram
Block Diagram 2
Block Diagram 2
Setup
Setup
ATI's Hemlock GPU uses the TeraScale 2 architecture and is made using a 40 nm production process at TSMC. With a die size of 334 mm² and a transistor count of 2,154 million it is a large chip. Hemlock supports DirectX 11.2 (Feature Level 11_0). It features 1600 shading units, 80 texture mapping units and 32 ROPs.
Further reading: Evergreen Series Instruction Set Architecture

Graphics Processor

GPU Name
Hemlock
Architecture
TeraScale 2
Foundry
TSMC
Process Size
40 nm
Transistors
2,154 million
Density
6.4M / mm²
Die Size
334 mm²
Released
Nov 18th, 2009

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
1600
TMUs
80
ROPs
32
Compute Units
20
Z-Stencil
40
L1 Cache
16 KB per CU
L2 Cache
512 KB
Max. TDP
302 W

All TeraScale 2 GPUs

Graphics cards using the ATI Hemlock GPU

Name Chip Memory Shaders TMUs ROPs GPU Clock Memory Clock
ATI Radeon HD 5970 Hemlock XT 1024 MB 1600 80 32 725 MHz 1000 MHz
ATI Radeon HD 5950 Hemlock PRO 1024 MB 1440 72 32 725 MHz 1000 MHz

Hemlock GPU Notes

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