ATI Juniper

Juniper

Juniper XT

Block Diagram

ATI's Juniper 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. Juniper 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: Oct 13th, 2009

GPU Name: 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: 108 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 Juniper GPU

Name	Chip	Memory	Shaders	TMUs	ROPs	GPU Clock	Memory Clock
ATI Radeon HD 5750	Juniper LE	1024 MB	720	36	16	700 MHz	1150 MHz
ATI Radeon HD 5770	Juniper XT	1024 MB	800	40	16	850 MHz	1200 MHz
ATI FirePro V5800 DVI	Juniper XT GL	1024 MB	800	40	16	690 MHz	1000 MHz
ATI Radeon HD 5770 X2	Juniper XT	1024 MB	800	40	16	850 MHz	1200 MHz
ATI Radeon HD 5670 640SP Edition	Juniper CE	512 MB	640	32	8	750 MHz	1000 MHz
ATI Radeon HD 5770 Mac Edition	Juniper XT	1024 MB	800	40	16	850 MHz	1195 MHz
ATI FirePro V5800	Juniper XT GL	1024 MB	800	40	16	690 MHz	1000 MHz