Architecture
ATI VLIW5 65nm
Most Powerful Variant
RV620 LE
Cores : TMUs : ROPs
40 : 4 : 4
Typical Memory Size
512 MB
Typical Memory Bus
64 -bit
RV620 GPU
Overview
Manufacturer
AMD
Release Date
February 25th, 2009
Graphics Processing Unit
Architecture
ATI VLIW5
Fabrication Process
65 nm
Die Size
67 mm2
Transistors Count
181M
Stream Cores
40
TMUs
4
ROPs
4
Clocks
Base Clock
594 MHz
Memory Configuration
Memory Size
512 MB
Memory Type
DDR2
Memory Bus Width
64-bit
Memory Bandwidth
6.3 GB/s
Performance
Pixel Fillrate
2.4 GPixels/s
Texture Fillrate
2.4 GTexel/s
SPFP Performance
47.5 GFLOPS
Performance per W
1.6 GFLOPS/W
Performance per mm2
709 FLOPS/mm2
Physical
Interface
PCI-Express 2.0 x16
Typical Thermal Design Power
30 W
CrossFire Support
Unsupported
API Support
DirectX
10.0
Vulkan
-
OpenGL
3.3
OpenCL
1.0
| Model | GPU Model | Unified Cores | Memory Clock | Memory Config. | |
|---|---|---|---|---|---|
 | ATI Radeon HD 4250 | RV620 LE | |||
 | ATI Radeon HD 3470 | RV620 PRO | |||
 | ATI Radeon HD 3470 LP | RV620 PRO | |||
 | ATI Radeon HD 3450 | RV620 LE | |||
 | ATI Radeon HD 3450 LP | RV620 LE |
