ATI Broadway

Broadway

Block Diagram

ATI's Broadway GPU uses the TeraScale 2 architecture and is made using a 40 nm production process at TSMC. With a die size of 166 mm² and a transistor count of 1,040 million it is a small chip. Broadway supports DirectX 11.2 (Feature Level 11_0). For GPU compute applications, OpenCL version 1.2 can be used. It features 800 shading units, 40 texture mapping units and 16 ROPs.

Further reading: Evergreen Series Instruction Set Architecture

Graphics Processor

Released: Jan 7th, 2010

GPU Name: Broadway

Desktop Variant: Juniper

Generation: Evergreen

Architecture: TeraScale 2

Foundry: TSMC

Process Size: 40 nm

Transistors: 1,040 million

Density: 6.3M / mm²

Die Size: 166 mm²

Package: FCBGA-962

Graphics Features

DirectX: 11.2 (11_0)

OpenGL: 4.4

OpenCL: 1.2

Vulkan: N/A

Shader Model: 5.0

WDDM: 1.3

Compute: GFX4

DCE: 4.0

UVD: 2.3

Render Config

Shading Units: 800

TMUs: 40

ROPs: 16

Compute Units: 10

Z-Stencil: 40

L1 Cache: 8 KB per CU

L2 Cache: 256 KB

Max. TDP: 50 W

All TeraScale 2 GPUs

ATI GPU Architecture History

2009-2015 TeraScale 2
2005-2013 TeraScale
2005-2007 Ultra-Threaded SE
2004-2008 R400
2002-2008 R300
2001-2006 Rage 7
2000 Rage 5
2000-2007 Rage 6
1999-2001 IBM
1998-1999 Rage 4
1997 Rage 2
1997-1999 Rage 3
1992-1997 Mach
1986-1992 Wonder

Graphics cards using the ATI Broadway GPU

Name	Chip	Memory	Shaders	TMUs	ROPs	GPU Clock	Memory Clock
ATI Mobility Radeon HD 5870	Broadway XT	1024 MB	800	40	16	700 MHz	1000 MHz
ATI Mobility Radeon HD 5830	Broadway LP	1024 MB	800	40	16	500 MHz	800 MHz
ATI Mobility Radeon HD 5850	Broadway PRO	1024 MB	800	40	16	500 MHz	1000 MHz
ATI FirePro M7820	Broadway XT GL	1024 MB	800	40	16	700 MHz	1000 MHz
ATI Mobility Radeon HD 5850 Mac Edition	Broadway PRO	1024 MB	800	40	16	628 MHz	1000 MHz