Radeon HD 6630M Mac vs GeForce GT 640M

Radeon HD 6630M Mac
GeForce GT 640M
480 Shaders
256MB GDDR5
500MHz
384 Shaders
1GB GDDR5
625MHz
FP32
0.48 TFLOPS
FP32
0.48 TFLOPS
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Form Factor
Soldered
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Form Factor
Soldered
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TDP
35W
TDP
32W
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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
TeraScale 2
Architecture
Kepler
Family
Radeon HD 6000
Family
GeForce 600
Codename
Turks
RV930
Variant
Whistler LP
Codename
NVE7
GK107
Variant
N13P-GS
Market Segment
Laptop
Market Segment
Laptop
Release Date
1/4/2011
Release Date
3/22/2012
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
118 mm²
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Transistor Count
716 Million
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Transistor Count
1.3 Billion
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Transistor Density
6.07M/mm²
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Transistor Density
10.76M/mm²
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Form
Soldered
Form
Soldered
Shading Units
480 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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500MHz
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625MHz
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FP32
0.48 TFLOPS
FP32
0.48 TFLOPS
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FP64
0.02 TFLOPS
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Pixel Fillrate
4 GPixel/s
Pixel Fillrate
10 GPixel/s
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Texture Fillrate
12 GTexel/s
Texture Fillrate
20 GTexel/s
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L1
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8KB/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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256MB
GDDR5
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1GB
GDDR5
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Bus Width
64Bit
Bus Width
128Bit
Clock
600MHz
Transfer Rate
2.4GT/s
Bandwidth
19.2GB/s
Clock
1000MHz
Transfer Rate
4GT/s
Bandwidth
64GB/s
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TDP
35W
TDP
32W
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No Ports
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No Ports
Max Resolution
2560x1600
Max Resolution
4096x2304
Max Resolution Refresh Rate
60Hz
Max Resolution Refresh Rate
60Hz
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
2
Multi Monitor Support
3
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No Encoders
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Model
NVENC 1
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Codec
-
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AVC (H.264)
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Model
UVD 3.0
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
11
Direct 3D
11_0
Direct X
12
Direct 3D
11_0
OpenGL
4.5
OpenCL
1.2
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OpenGL
4.6
OpenCL
3.0
Vulkan
1.2
Shader Model
5.0
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GFX
4
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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
2.1
PCIe Lanes
16
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PCIe Version
3.0
PCIe Lanes
16
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Change Results