ATI RS780

RS780

ATI's RS780 GPU uses the TeraScale architecture and is made using a 65 nm production process. With a die size of 85 mm² and a transistor count of 180 million it is a very small chip. RS780 supports DirectX 10.0 (Feature Level 10_0). For GPU compute applications, OpenCL version 1.0 can be used. It features 40 shading units, 4 texture mapping units and 4 ROPs.

Graphics Processor

Released: Mar 4th, 2008

GPU Name: RS780

Desktop Variant: RV610

Mobile Variant: M72 / M74

Codename: Laka

Architecture: TeraScale

Process Size: 65 nm

Transistors: 180 million

Density: 2.1M / mm²

Die Size: 85 mm²

Package: FCBGA-528

Graphics Features

DirectX: 10.0 (10_0)

OpenGL: 3.3

OpenCL: 1.0

Vulkan: N/A

Shader Model: 4.1

WDDM: 1.1

Compute: GFX3

DCE: 3.0

UVD: 2.0

Render Config

Shading Units: 40

TMUs: 4

ROPs: 4

Compute Units: 2

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 RS780 GPU

Name	Chip	Memory	Shaders	TMUs	ROPs	GPU Clock	Memory Clock
ATI Radeon 3100 IGP	RS780C	System Shared	40	4	4	350 MHz	System Shared
ATI Radeon HD 3200 IGP		System Shared	40	4	4	500 MHz	System Shared
ATI Radeon HD 3300 IGP	RS780D	System Shared	40	4	4	500 MHz	System Shared
ATI Radeon 3000 IGP	RS780L	System Shared	40	4	4	350 MHz	System Shared
ATI Radeon Xpress 2100 IGP		System Shared	40	4	4	500 MHz	System Shared
ATI Radeon 3100 Mobile IGP	RS780M	System Shared	40	4	4	350 MHz	System Shared
ATI Radeon HD 3200 Mobile IGP	RS780M	System Shared	40	4	4	380 MHz	System Shared

RS780 GPU Notes

Desktop Variant: RV610
Mobile Variant: M72 / M74
Graphics/Compute: GFX3
Display Core Engine: 3.0
Unified Video Decoder: 2.0

RS780L is embedded with a 760G Chipset.
RS780C is embedded with a 780V Chipset.
RS780 is embedded with a 780G Chipset.
RS780D is embedded with a 790GX Chipset.
RS780M is embedded with a 790GX Chipset.

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