ATI M97

M97

M97XT-GL

Block Diagram

Block Diagram 2

ATI's M97 GPU uses the TeraScale architecture and is made using a 40 nm production process at TSMC. With a die size of 137 mm² and a transistor count of 826 million it is a small chip. M97 supports DirectX 10.1 (Feature Level 10_1). For GPU compute applications, OpenCL version 1.1 can be used. It features 640 shading units, 32 texture mapping units and 16 ROPs.

Further reading: R700 Series Instruction Set Architecture

Graphics Processor

Released: Mar 3rd, 2009

GPU Name: M97

Desktop Variant: RV740

Architecture: TeraScale

Foundry: TSMC

Process Size: 40 nm

Transistors: 826 million

Density: 6.0M / mm²

Die Size: 137 mm²

Codename: Walden

Graphics Features

DirectX: 10.1 (10_1)

OpenGL: 3.3

OpenCL: 1.1

Vulkan: N/A

Shader Model: 4.1

WDDM: 1.1

Compute: GFX3

DCE: 3.2

UVD: 2.2

Render Config

Shading Units: 640

TMUs: 32

ROPs: 16

Compute Units: 8

Z-Stencil: 64

L1 Cache: 16 KB per CU

L2 Cache: 128 KB

Max. TDP: 60 W

All TeraScale 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 M97 GPU

Name	Chip	Memory	Shaders	TMUs	ROPs	GPU Clock	Memory Clock
ATI Mobility Radeon HD 4860	M97 M2 XT	1024 MB	640	32	16	650 MHz	1000 MHz
ATI Mobility Radeon HD 4830	M97 M2	1024 MB	640	32	16	500 MHz	800 MHz
ATI FirePro M7740	M97 XT-GL	1024 MB	640	32	16	650 MHz	846 MHz