Radeon HD 6730M vs Mobility Radeon HD 4870

Radeon HD 6730M
Mobility Radeon HD 4870
480 Shaders
1GB DDR3
725MHz
800 Shaders
1GB GDDR3
550MHz
FP32
0.7 TFLOPS
FP32
0.88 TFLOPS
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Form Factor
MXM-A
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Form Factor
MXM-A
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TDP
35W
TDP
Unknown
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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
AMD
Manufacturer
ATI
Chip Designer
AMD
Chip Designer
ATI
Architecture
TeraScale 2
Architecture
TeraScale 1
Family
Radeon HD 6000
Family
Radeon HD 4000
Codename
Turks
RV930
Variant
Whistler XT
Codename
Wekiva
RV770
Variant
M98 XT
Market Segment
Laptop
Market Segment
Laptop
Release Date
1/4/2011
Release Date
1/9/2009
Foundry
TSMC
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Foundry
TSMC
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Fabrication Node
40nm
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Fabrication Node
55nm
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Die Size
118 mm²
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Die Size
256 mm²
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Transistor Count
716 Million
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Transistor Count
956 Million
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Transistor Density
6.07M/mm²
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Transistor Density
3.73M/mm²
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Form
MXM-A
Form
MXM-A
Shading Units
480 Shaders
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Shading Units
800 Shaders
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Texture Mapping Units
24 TMUs
Texture Mapping Units
40 TMUs
Render Output Units
8 ROPs
Render Output Units
16 ROPs
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Compute Units
6 CUs
Compute Units
10 CUs
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725MHz
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550MHz
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FP32
0.7 TFLOPS
FP32
0.88 TFLOPS
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FP64
0.18 TFLOPS
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Pixel Fillrate
5.8 GPixel/s
Pixel Fillrate
8.8 GPixel/s
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Texture Fillrate
17.4 GTexel/s
Texture Fillrate
22 GTexel/s
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L1
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8KB/CU
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L1
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16KB/CU
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L2
256KB Shared
L2
256KB Shared
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1GB
DDR3
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1GB
GDDR3
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Bus Width
128Bit
Bus Width
256Bit
Clock
800MHz
Transfer Rate
1.6GT/s
Bandwidth
25.6GB/s
Clock
888MHz
Transfer Rate
1.8GT/s
Bandwidth
56.8GB/s
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TDP
35W
TDP
Unknown
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No Ports
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No Ports
Max Resolution
2560x1600
Max Resolution
2560x1600
Max Resolution Refresh Rate
60Hz
Max Resolution Refresh Rate
60Hz
Variable Refresh Rate
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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 3.0
Model
UVD 2.0
Codec
MPEG-1
MPEG-2
MPEG-4
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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
11
Direct 3D
11_0
Direct X
10
Direct 3D
10_1
OpenGL
4.5
OpenCL
1.2
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OpenGL
3.3
OpenCL
1.1
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Shader Model
5.0
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GFX
4
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Shader Model
4.1
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GFX
3
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Not a Card
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Not a Card
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PCIe Version
2.1
PCIe Lanes
16
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PCIe Version
2.0
PCIe Lanes
16
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Change Results