Radeon HD 8670M vs GeForce GT 650M Mac

Radeon HD 8670M
GeForce GT 650M Mac
384 Shaders
1GB DDR3
825MHz
384 Shaders
512MB GDDR5
900MHz
FP32
0.63 TFLOPS
FP32
0.69 TFLOPS
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Form Factor
Soldered
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Form Factor
Soldered
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TDP
25W
TDP
45W
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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
NVIDIA
Chip Designer
AMD
Chip Designer
NVIDIA
Architecture
GCN 1
Architecture
Kepler
Family
Radeon HD 8000
Family
GeForce 600
Codename
Oland
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Variant
Mars XT
Codename
NVE7
GK107
Variant
N13P-GT
Market Segment
Laptop
Market Segment
Laptop
Release Date
1/8/2013
Release Date
3/22/2012
Foundry
TSMC
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Foundry
TSMC
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Fabrication Node
28nm
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Fabrication Node
28nm
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Die Size
90 mm²
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Die Size
118 mm²
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Transistor Count
1 Billion
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Transistor Count
1.3 Billion
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Transistor Density
11.56M/mm²
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Transistor Density
10.76M/mm²
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Form
Soldered
Form
Soldered
Shading Units
384 Shaders
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Shading Units
384 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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Streaming Multiprocessors
2 SMs
Compute Units
6 CUs
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775MHz Base
825MHz
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900MHz
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FP32
0.63 TFLOPS
FP32
0.69 TFLOPS
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FP64
0.04 TFLOPS
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FP64
0.03 TFLOPS
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Pixel Fillrate
6.6 GPixel/s
Pixel Fillrate
14.4 GPixel/s
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Texture Fillrate
19.8 GTexel/s
Texture Fillrate
28.8 GTexel/s
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L1
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16KB/CU
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L1
48KB/SM Tex
16KB/SM
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L2
256KB Shared
L2
256KB Shared
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1GB
DDR3
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512MB
GDDR5
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Bus Width
64Bit
Bus Width
128Bit
Clock
900MHz
Transfer Rate
1.8GT/s
Bandwidth
14.4GB/s
Clock
1254MHz
Transfer Rate
5GT/s
Bandwidth
80.3GB/s
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TDP
25W
TDP
45W
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No Ports
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No Ports
Max Resolution
4096x2160
Max Resolution
4096x2304
Max Resolution Refresh Rate
60Hz
Max Resolution Refresh Rate
30Hz
Variable Refresh Rate
-
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Variable Refresh Rate
G-Sync
FreeSync
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Display Stream Compression (DSC)
Not Supported
Display Stream Compression (DSC)
Not Supported
Multi Monitor Support
3
Multi Monitor Support
2
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Model
VCE 1.0
Model
NVENC 1
Codec
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AVC (H.264)
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Codec
-
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AVC (H.264)
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Model
UVD 4.0
Model
NVDEC 1
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
12
Direct 3D
11_1
Direct X
12
Direct 3D
11_0
OpenGL
4.6
OpenCL
2.1
Vulkan
1.2
OpenGL
4.6
OpenCL
3.0
Vulkan
1.2
Shader Model
6.5
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GFX
6
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Shader Model
6.5
CUDA
3.0
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PureVideo HD
VP5
VDPAU
Feature Set D
Not a Card
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Not a Card
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PCIe Version
3.0
PCIe Lanes
8
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PCIe Version
3.0
PCIe Lanes
16
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Change Results