Radeon HD 6770M Mac vs Radeon HD 7590M

Radeon HD 6770M Mac
Radeon HD 7590M
480 Shaders
1GB GDDR5
675MHz
480 Shaders
1GB GDDR5
600MHz
FP32
0.65 TFLOPS
FP32
0.58 TFLOPS
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Form Factor
Soldered
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Form Factor
Soldered
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TDP
35W
TDP
18W
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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
AMD
Chip Designer
AMD
Chip Designer
AMD
Architecture
TeraScale 2
Architecture
TeraScale 2
Family
Radeon HD 6000
Family
Radeon HD 7000
Codename
Turks
RV930
Variant
Whistler XT
Codename
Turks
RV930
Variant
Thames XT
Market Segment
Laptop
Market Segment
Laptop
Release Date
1/4/2011
Release Date
1/7/2012
Foundry
TSMC
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Foundry
TSMC
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Fabrication Node
40nm
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Fabrication Node
40nm
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Die Size
118 mm²
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Die Size
118 mm²
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Transistor Count
716 Million
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Transistor Count
716 Million
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Transistor Density
6.07M/mm²
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Transistor Density
6.07M/mm²
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Form
Soldered
Form
Soldered
Shading Units
480 Shaders
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Shading Units
480 Shaders
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Texture Mapping Units
24 TMUs
Texture Mapping Units
24 TMUs
Render Output Units
8 ROPs
Render Output Units
8 ROPs
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Compute Units
6 CUs
Compute Units
6 CUs
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675MHz
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600MHz
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FP32
0.65 TFLOPS
FP32
0.58 TFLOPS
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Pixel Fillrate
5.4 GPixel/s
Pixel Fillrate
4.8 GPixel/s
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Texture Fillrate
16.2 GTexel/s
Texture Fillrate
14.4 GTexel/s
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L1
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8KB/CU
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L1
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8KB/CU
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L2
256KB Shared
L2
256KB Shared
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1GB
GDDR5
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1GB
GDDR5
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Bus Width
128Bit
Bus Width
64Bit
Clock
794MHz
Transfer Rate
3.2GT/s
Bandwidth
50.8GB/s
Clock
800MHz
Transfer Rate
3.2GT/s
Bandwidth
25.6GB/s
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TDP
35W
TDP
18W
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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 3.0
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
MPEG-1
MPEG-2
MPEG-4
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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
11
Direct 3D
11_0
OpenGL
4.5
OpenCL
1.2
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OpenGL
4.5
OpenCL
1.2
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Shader Model
5.0
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GFX
4
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Shader Model
5.0
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GFX
4
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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
2.1
PCIe Lanes
16
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Change Results