Radeon HD 6770M Mac vs Radeon HD 7750M

Radeon HD 6770M Mac
Radeon HD 7750M
480 Shaders
1GB GDDR5
675MHz
512 Shaders
2GB GDDR5
575MHz
FP32
0.65 TFLOPS
FP32
0.59 TFLOPS
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Form Factor
Soldered
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Form Factor
Soldered
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TDP
35W
TDP
28W
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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
GCN 1
Family
Radeon HD 6000
Family
Radeon HD 7000
Codename
Turks
RV930
Variant
Whistler XT
Codename
Cape Verde
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Variant
Chelsea Pro
Market Segment
Laptop
Market Segment
Laptop
Release Date
1/4/2011
Release Date
4/24/2012
Foundry
TSMC
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Foundry
TSMC
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Fabrication Node
40nm
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Fabrication Node
28nm
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Die Size
118 mm²
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Die Size
123 mm²
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Transistor Count
716 Million
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Transistor Count
1.5 Billion
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Transistor Density
6.07M/mm²
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Transistor Density
12.20M/mm²
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Form
Soldered
Form
Soldered
Shading Units
480 Shaders
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Shading Units
512 Shaders
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Texture Mapping Units
24 TMUs
Texture Mapping Units
32 TMUs
Render Output Units
8 ROPs
Render Output Units
16 ROPs
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Compute Units
6 CUs
Compute Units
8 CUs
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675MHz
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575MHz
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FP32
0.65 TFLOPS
FP32
0.59 TFLOPS
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FP64
0.04 TFLOPS
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Pixel Fillrate
5.4 GPixel/s
Pixel Fillrate
9.2 GPixel/s
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Texture Fillrate
16.2 GTexel/s
Texture Fillrate
18.4 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
GDDR5
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2GB
GDDR5
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Bus Width
128Bit
Bus Width
128Bit
Clock
794MHz
Transfer Rate
3.2GT/s
Bandwidth
50.8GB/s
Clock
1000MHz
Transfer Rate
4GT/s
Bandwidth
64GB/s
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TDP
35W
TDP
28W
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No Ports
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No Ports
Max Resolution
2560x1600
Max Resolution
4096x2160
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
3
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No Encoders
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Model
VCE 1.0
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Codec
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AVC (H.264)
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Model
UVD 3.0
Model
UVD 4.0
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
12
Direct 3D
11_1
OpenGL
4.5
OpenCL
1.2
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OpenGL
4.6
OpenCL
2.1
Vulkan
1.2
Shader Model
5.0
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GFX
4
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Shader Model
6.5
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GFX
6
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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