Radeon HD 4720 vs Radeon HD 8490
Radeon HD 4720
Radeon HD 8490
|
320 Shaders
1GB GDDR3
600MHz
|
160 Shaders
1GB GDDR5
875MHz
|
|
FP32
0.38 TFLOPS
|
FP32
0.28 TFLOPS
|
|
-
-
|
-
-
|
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Form Factor
PCIe Card
1.0-Slots
|
Form Factor
PCIe Card
1.0-Slots
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TDP
59W
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TDP
35W
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Power Connectors
1x 6-Pin
-
-
-
|
-
-
-
-
-
|
|
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%
|
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Manufacturer
ATI
|
Manufacturer
AMD
|
|
Chip Designer
ATI
|
Chip Designer
AMD
|
|
Architecture
TeraScale 1
|
Architecture
TeraScale 2
|
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Family
Radeon HD 4000
|
Family
Radeon HD 8000
|
|
Codename
Mario
RV730
Variant
RV730 XT
|
Codename
Caicos
RV910
Variant
Caicos XTX
|
|
Market Segment
Desktop
|
Market Segment
Desktop
|
|
Release Date
12/11/2011
|
Release Date
7/23/2013
|
|
Foundry
TSMC
-
|
Foundry
TSMC
-
|
|
Fabrication Node
55nm
-
|
Fabrication Node
40nm
-
|
|
Die Size
146 mm²
-
|
Die Size
67 mm²
-
|
|
Transistor Count
514 Million
-
|
Transistor Count
370 Million
-
|
|
Transistor Density
3.52M/mm²
-
|
Transistor Density
5.52M/mm²
-
|
|
Form
PCIe Card
|
Form
PCIe Card
|
|
Shading Units
320 Shaders
-
|
Shading Units
160 Shaders
-
|
|
Texture Mapping Units
32 TMUs
|
Texture Mapping Units
8 TMUs
|
|
Render Output Units
8 ROPs
|
Render Output Units
4 ROPs
|
|
-
-
|
-
-
|
|
-
-
|
-
-
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-
-
|
-
-
|
|
Compute Units
8 CUs
|
Compute Units
2 CUs
|
|
-
-
|
-
-
|
|
-
-
|
-
-
|
|
-
-
-
600MHz
|
-
-
-
875MHz
|
|
-
-
|
-
-
|
|
-
-
-
|
-
-
-
|
|
-
-
-
|
-
-
-
|
|
-
-
-
|
-
-
-
|
|
FP32
0.38 TFLOPS
|
FP32
0.28 TFLOPS
|
|
-
-
|
-
-
|
|
FP64
0.08 TFLOPS
-
|
-
-
-
|
|
-
-
|
-
-
|
|
-
-
-
|
-
-
-
|
|
Pixel Fillrate
4.8 GPixel/s
|
Pixel Fillrate
3.5 GPixel/s
|
|
-
-
|
-
-
|
|
Texture Fillrate
19.2 GTexel/s
|
Texture Fillrate
7 GTexel/s
|
|
-
-
|
-
-
|
|
L1
-
-
16KB/CU
-
|
L1
-
-
8KB/CU
-
|
|
L2
256KB Shared
|
L2
128KB Shared
|
|
-
-
-
|
-
-
-
|
|
1GB
GDDR3
-
|
1GB
GDDR5
-
|
|
Bus Width
128Bit
|
Bus Width
64Bit
|
|
Clock
667MHz
Transfer Rate
1.3GT/s
Bandwidth
21.3GB/s
|
Clock
900MHz
Transfer Rate
3.6GT/s
Bandwidth
28.8GB/s
|
|
-
-
-
-
-
-
-
-
-
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-
-
-
-
-
-
-
-
-
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|
TDP
59W
|
TDP
35W
|
|
-
-
|
-
-
|
|
-
1x S-Video
-
-
-
-
-
-
2x DVI-I Dual-Link
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
|
1x VGA
-
-
-
-
-
-
-
1x DVI-I Dual-Link
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
1x HDMI 1.3
-
-
-
-
-
|
|
Max Resolution
2560x1600
|
Max Resolution
2560x1600
|
|
Max Resolution Refresh Rate
60Hz
|
Max Resolution Refresh Rate
60Hz
|
|
Variable Refresh Rate
-
-
-
|
Variable Refresh Rate
-
-
-
|
|
Display Stream Compression (DSC)
Not Supported
|
Display Stream Compression (DSC)
Not Supported
|
|
Multi Monitor Support
2
|
Multi Monitor Support
2
|
|
-
-
|
-
-
|
|
No Encoders
-
|
No Encoders
-
|
|
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
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-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
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Model
UVD 2.0
|
Model
UVD 3.0
|
|
Codec
-
-
-
-
VC-1
-
-
-
AVC (H.264)
-
-
-
-
-
|
Codec
MPEG-1
MPEG-2
MPEG-4
-
VC-1
-
-
-
AVC (H.264)
-
-
-
-
-
|
|
Direct X
10
Direct 3D
10_1
|
Direct X
11
Direct 3D
11_4
|
|
OpenGL
3.3
OpenCL
1.1
-
-
|
OpenGL
4.5
OpenCL
1.2
-
-
|
|
Shader Model
4.1
-
-
GFX
3
-
-
-
-
|
Shader Model
5.0
-
-
GFX
4
-
-
-
-
|
|
-
-
-
1x Fan
|
-
-
-
1x Fan
|
|
Power Connectors
-
-
1x 6-Pin
-
-
-
-
|
-
-
-
-
-
-
-
-
|
|
Slots Required
1.0
PCIe Version
2.0
PCIe Lanes
16
|
Slots Required
1.0
PCIe Version
2.1
PCIe Lanes
16
|
|
Multi GPU Support
Supported
Type
2-way CrossFireX
|
-
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-
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