Radeon HD 6450M vs Radeon HD 6490M Mac
Radeon HD 6450M
Radeon HD 6490M Mac
|
160 Shaders
1GB DDR3
600MHz
|
160 Shaders
256MB GDDR5
750MHz
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|
FP32
0.19 TFLOPS
|
FP32
0.24 TFLOPS
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-
-
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-
-
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Form Factor
Soldered
-
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Form Factor
Soldered
-
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TDP
25W
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TDP
25W
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-
-
-
-
-
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-
-
-
-
-
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GB5 OpenCL - N/A
0%
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GB5 OpenCL - N/A
0%
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GB5 CUDA - N/A
0%
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GB5 CUDA - N/A
0%
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GB5 Metal - N/A
0%
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GB5 Metal - N/A
0%
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GB5 Vulkan - N/A
0%
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GB5 Vulkan - N/A
0%
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OCT 2020.1 - N/A
0%
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OCT 2020.1 - N/A
0%
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OCT Metal - N/A
0%
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OCT Metal - N/A
0%
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Manufacturer
AMD
|
Manufacturer
AMD
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Chip Designer
AMD
|
Chip Designer
AMD
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Architecture
TeraScale 2
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Architecture
TeraScale 2
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Family
Radeon HD 6000
|
Family
Radeon HD 6000
|
|
Codename
Caicos
RV910
Variant
Seymour Pro
|
Codename
Caicos
RV910
Variant
Seymour XT
|
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Market Segment
Laptop
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Market Segment
Laptop
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Release Date
1/4/2011
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Release Date
1/4/2011
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Foundry
TSMC
-
|
Foundry
TSMC
-
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Fabrication Node
40nm
-
|
Fabrication Node
40nm
-
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Die Size
67 mm²
-
|
Die Size
67 mm²
-
|
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Transistor Count
370 Million
-
|
Transistor Count
370 Million
-
|
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Transistor Density
5.52M/mm²
-
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Transistor Density
5.52M/mm²
-
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Form
Soldered
|
Form
Soldered
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Shading Units
160 Shaders
-
|
Shading Units
160 Shaders
-
|
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Texture Mapping Units
8 TMUs
|
Texture Mapping Units
8 TMUs
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|
Render Output Units
4 ROPs
|
Render Output Units
4 ROPs
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-
-
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-
-
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-
-
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-
-
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-
-
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-
-
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Compute Units
2 CUs
|
Compute Units
2 CUs
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-
-
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-
-
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-
-
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-
-
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-
-
-
600MHz
|
-
-
-
750MHz
|
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-
-
|
-
-
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-
-
-
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-
-
-
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-
-
-
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-
-
-
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-
-
-
|
-
-
-
|
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FP32
0.19 TFLOPS
|
FP32
0.24 TFLOPS
|
|
-
-
|
-
-
|
|
-
-
-
|
-
-
-
|
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-
-
|
-
-
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-
-
-
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-
-
-
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Pixel Fillrate
2.4 GPixel/s
|
Pixel Fillrate
3 GPixel/s
|
|
-
-
|
-
-
|
|
Texture Fillrate
4.8 GTexel/s
|
Texture Fillrate
6 GTexel/s
|
|
-
-
|
-
-
|
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L1
-
-
8KB/CU
-
|
L1
-
-
8KB/CU
-
|
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L2
128KB Shared
|
L2
128KB Shared
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-
-
-
|
-
-
-
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1GB
DDR3
-
|
256MB
GDDR5
-
|
|
Bus Width
64Bit
|
Bus Width
64Bit
|
|
Clock
800MHz
Transfer Rate
1.6GT/s
Bandwidth
12.8GB/s
|
Clock
794MHz
Transfer Rate
3.2GT/s
Bandwidth
25.4GB/s
|
|
-
-
-
-
-
-
-
-
-
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-
-
-
-
-
-
-
-
-
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TDP
25W
|
TDP
25W
|
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-
-
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-
-
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-
-
-
-
-
-
-
-
-
-
-
-
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-
-
-
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-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
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No Ports
|
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
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-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
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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
-
-
-
|
Variable Refresh Rate
-
-
-
|
|
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
-
|
No Encoders
-
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-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
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-
-
-
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-
-
-
-
-
-
-
-
-
-
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Model
UVD 3.0
|
Model
UVD 3.0
|
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Codec
MPEG-1
MPEG-2
MPEG-4
-
VC-1
-
-
-
AVC (H.264)
-
-
-
-
-
|
Codec
MPEG-1
MPEG-2
MPEG-4
-
VC-1
-
-
-
AVC (H.264)
-
-
-
-
-
|
|
Direct X
11
Direct 3D
11_1
|
Direct X
11
Direct 3D
11_1
|
|
OpenGL
4.5
OpenCL
1.2
-
-
|
OpenGL
4.5
OpenCL
1.2
-
-
|
|
Shader Model
5.0
-
-
GFX
4
-
-
-
-
|
Shader Model
5.0
-
-
GFX
4
-
-
-
-
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Not a Card
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Not a Card
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-
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-
-
-
-
-
-
-
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-
-
PCIe Version
2.1
PCIe Lanes
16
|
-
-
PCIe Version
2.1
PCIe Lanes
16
|
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-
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