GeForce GT 540M vs Radeon HD 6490M Mac

GeForce GT 540M
Radeon HD 6490M Mac
96 Shaders
1GB DDR3
672MHz
160 Shaders
256MB GDDR5
750MHz
FP32
0.26 TFLOPS
FP32
0.24 TFLOPS
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Form Factor
Soldered
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Form Factor
Soldered
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TDP
35W
TDP
25W
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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
NVIDIA
Manufacturer
AMD
Chip Designer
NVIDIA
Chip Designer
AMD
Architecture
Fermi
Architecture
TeraScale 2
Family
GeForce 500
Family
Radeon HD 6000
Codename
NVC1
GF108
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Codename
Caicos
RV910
Variant
Seymour XT
Market Segment
Laptop
Market Segment
Laptop
Release Date
1/5/2011
Release Date
1/4/2011
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
585 mm²
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Die Size
67 mm²
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Transistor Count
116 Million
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Transistor Count
370 Million
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Transistor Density
0.20M/mm²
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Transistor Density
5.52M/mm²
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Form
Soldered
Form
Soldered
Shading Units
96 Shaders
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Shading Units
160 Shaders
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Texture Mapping Units
16 TMUs
Texture Mapping Units
8 TMUs
Render Output Units
4 ROPs
Render Output Units
4 ROPs
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Streaming Multiprocessors
2 SMs
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Compute Units
2 CUs
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1344MHz Shader
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672MHz
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750MHz
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FP32
0.26 TFLOPS
FP32
0.24 TFLOPS
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FP64
0.02 TFLOPS
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Pixel Fillrate
2.688 GPixel/s
Pixel Fillrate
3 GPixel/s
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Texture Fillrate
10.752 GTexel/s
Texture Fillrate
6 GTexel/s
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L1
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64KB/SM
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L1
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8KB/CU
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L2
256KB Shared
L2
128KB Shared
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1GB
DDR3
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256MB
GDDR5
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Bus Width
128Bit
Bus Width
64Bit
Clock
900MHz
Transfer Rate
1.8GT/s
Bandwidth
28.8GB/s
Clock
794MHz
Transfer Rate
3.2GT/s
Bandwidth
25.4GB/s
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TDP
35W
TDP
25W
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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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No Decoders
Model
UVD 3.0
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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_0
Direct X
11
Direct 3D
11_1
OpenGL
4.6
OpenCL
1.1
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OpenGL
4.5
OpenCL
1.2
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Shader Model
5.1
CUDA
2.1
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PureVideo HD
VP4
VDPAU
Feature Set C
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
2.0
PCIe Lanes
16
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PCIe Version
2.1
PCIe Lanes
16
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Change Results