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ATI 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). It features 40 shading units, 4 texture mapping units and 4 ROPs.

Graphics Processor

GPU Name
RS780
Architecture
TeraScale
Process Size
65 nm
Transistors
180 million
Density
2.1M / mm²
Die Size
85 mm²
Released
Mar 4th, 2008

Graphics Features

DirectX
10.0 (10_0)
OpenGL
3.3
OpenCL
1.0
Vulkan
N/A
Shader Model
4.1
Compute
GFX3

Render Config

Shading Units
40
TMUs
4
ROPs
4
Compute Units
2

All TeraScale GPUs

ATI GPU Architecture History

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 4 344 MHz System Shared
ATI Radeon HD 3200 IGP System Shared 40 4 4 494 MHz System Shared
ATI Radeon HD 3300 IGP RS780D System Shared 40 4 4 494 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 IGP RS780M System Shared 40 4 4 344 MHz System Shared
ATI Radeon HD 3200 IGP RS780M System Shared 40 4 4 494 MHz System Shared

RS780 GPU Notes

RV610 Core
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.