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ATI RV620

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RV620
Die Shot
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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 (Feature Level 10_1). It features 40 shading units, 4 texture mapping units and 4 ROPs.
Further reading: R600 Series Instruction Set Architecture

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 (10_1)
OpenGL
3.3
OpenCL
N/A
Vulkan
N/A
Shader Model
4.1
Compute
GFX3

Render Config

Shading Units
40
TMUs
4
ROPs
4
Compute Units
2
Vertex Cache
32 KB
Texture Cache
32 KB
Tex L1 Cache
32 KB per 4 SPs
L2 Cache
64 KB
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 40 4 4 400 MHz 400 MHz
ATI FireMV 2260 PCIe x1 256 MB 40 4 4 500 MHz 500 MHz
ATI FirePro 2450 Multi-View PCIe x1 512 MB 40 4 4 400 MHz 400 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