ATI Radeon HD 3470 vs ATI Radeon HD 4250

ATI Radeon HD 3470
ATI Radeon HD 4250
40 Shaders
256MB GDDR3
800MHz
40 Shaders
512MB DDR2
594MHz
FP32
0.06 TFLOPS
FP32
0.05 TFLOPS
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-
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Form Factor
PCIe Card
1.0-Slots
Form Factor
PCIe Card
1.0-Slots
TDP
30W
TDP
25W
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-
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GB5 OpenCL - N/A
0%
GB5 OpenCL - N/A
0%
GB5 CUDA - N/A
0%
GB5 CUDA - N/A
0%
GB5 Metal - N/A
0%
GB5 Metal - N/A
0%
GB5 Vulkan - N/A
0%
GB5 Vulkan - N/A
0%
OCT 2020.1 - N/A
0%
OCT 2020.1 - N/A
0%
OCT Metal - N/A
0%
OCT Metal - N/A
0%
Manufacturer
ATI
Manufacturer
ATI
Chip Designer
ATI
Chip Designer
ATI
Architecture
TeraScale 1
Architecture
TeraScale 1
Family
Radeon HD 3000
Family
Radeon HD 4000
Codename
Koopa
RV620
Variant
RV620 Pro
Codename
Koopa
RV620
Variant
RV620 Pro
Market Segment
Desktop
Market Segment
Desktop
Release Date
1/23/2008
Release Date
2/25/2009
Foundry
TSMC
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Foundry
TSMC
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Fabrication Node
55nm
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Fabrication Node
55nm
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Die Size
67 mm²
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Die Size
67 mm²
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Transistor Count
181 Million
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Transistor Count
181 Million
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Transistor Density
2.70M/mm²
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Transistor Density
2.70M/mm²
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Form
PCIe Card
Form
PCIe Card
Shading Units
40 Shaders
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Shading Units
40 Shaders
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Texture Mapping Units
4 TMUs
Texture Mapping Units
4 TMUs
Render Output Units
4 ROPs
Render Output Units
4 ROPs
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Compute Units
2 CUs
Compute Units
2 CUs
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800MHz
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594MHz
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FP32
0.06 TFLOPS
FP32
0.05 TFLOPS
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Pixel Fillrate
3.2 GPixel/s
Pixel Fillrate
2.376 GPixel/s
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Texture Fillrate
3.2 GTexel/s
Texture Fillrate
2.376 GTexel/s
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L1
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Unknown
L1
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Unknown
L2
64KB Shared
L2
64KB Shared
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256MB
GDDR3
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512MB
DDR2
-
Bus Width
64Bit
Bus Width
64Bit
Clock
950MHz
Transfer Rate
1.9GT/s
Bandwidth
15.2GB/s
Clock
400MHz
Transfer Rate
800MT/s
Bandwidth
6.4GB/s
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TDP
30W
TDP
25W
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2x DisplayPort 1.0
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2x DisplayPort 1.0
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Max Resolution
2560x1600
Max Resolution
2560x1600
Max Resolution Refresh Rate
60Hz
Max Resolution Refresh Rate
60Hz
Variable Refresh Rate
-
-
-
Variable Refresh Rate
-
-
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Display Stream Compression (DSC)
Not Supported
Display Stream Compression (DSC)
Not Supported
Multi Monitor Support
2
Multi Monitor Support
2
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No Encoders
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No Encoders
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Model
UVD 1.0
Model
UVD 1.0
Codec
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VC-1
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AVC (H.264)
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Codec
-
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VC-1
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AVC (H.264)
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Direct X
10
Direct 3D
10_1
Direct X
10
Direct 3D
10_1
OpenGL
3.3
OpenCL
1.1
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OpenGL
3.3
OpenCL
1.1
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Shader Model
4.1
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GFX
3
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Shader Model
4.1
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GFX
3
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1x Fan
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1x Fan
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Slots Required
1.0
PCIe Version
2.0
PCIe Lanes
16
Slots Required
1.0
PCIe Version
2.0
PCIe Lanes
16
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Change Comparison