ATI RV620

RV620

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Die Shot

ATI's RV620 GPU uses the TeraScale architecture and is made using a 55 nm production process at TSMC. With a die size of 67 mm² and a transistor count of 181 million it is a very small chip. RV620 supports DirectX 10.1. It features 80 shading units, 8 texture mapping units and 4 ROPs.

Graphics Processor

GPU Name: RV620

Architecture: TeraScale

Foundry: TSMC

Process Size: 55 nm

Transistors: 181 million

Density: 2.7M / mm²

Die Size: 67 mm²

Released: Dec 10th, 2007

Graphics Features

DirectX: 10.1

OpenGL: 3.3

OpenCL: N/A

Vulkan: N/A

Shader Model: 4.1

Render Config

Shading Units: 80

TMUs: 8

ROPs: 4

Max. TDP: 50 W

All TeraScale GPUs

Graphics cards using the ATI RV620 GPU

Name	Chip	Memory	Shaders	TMUs	ROPs	GPU Clock	Memory Clock
ATI Radeon HD 3450	RV620 LE	256 MB	40	4	4	600 MHz	500 MHz
ATI Radeon HD 3470	RV620 PRO	256 MB	40	4	4	800 MHz	950 MHz
ATI Radeon HD 3450 PCI	RV620 LE	512 MB	40	4	4	600 MHz	400 MHz
ATI Radeon HD 3450 AGP	RV620 LE	512 MB	40	4	4	600 MHz	500 MHz
ATI FirePro 2260 PCI		256 MB	40	4	4	500 MHz	500 MHz
ATI FireMV 2260		256 MB	40	4	4	600 MHz	500 MHz
ATI FirePro V3700	RV620 PRO	256 MB	40	4	4	800 MHz	950 MHz
ATI FirePro 2450 Multi-View		512 MB	80	8	4	600 MHz	600 MHz
ATI FireMV 2260 PCIe x1		256 MB	40	4	4	500 MHz	500 MHz
ATI FirePro 2450 Multi-View PCIe x1		512 MB	80	8	4	600 MHz	600 MHz
ATI Radeon HD 4250	RV620 LE	512 MB	40	4	4	594 MHz	396 MHz
ATI Radeon HD 3550	RV620 PRO	512 MB	40	4	4	594 MHz	396 MHz
ATI Radeon HD 3570	RV620 PRO	512 MB	40	4	4	796 MHz	495 MHz
ATI Radeon HD 3450 X2	RV620 LE	512 MB	40	4	4	600 MHz	500 MHz

RV620 GPU Notes

Codename: Koopa
Graphics/Compute: GFX3
Display Core Engine: 3.0
Unified Video Decoder: 1.0