ATI Mobility Radeon HD 4830 Specs
ATI Mobility Radeon HD 4830
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640 Shaders
512MB GDDR3
400MHz
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Peak AI Performance
510 GFLOPS
FP32
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FP32
510 GFLOPS
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Form Factor
MXM-A
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TDP
Unknown
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0%
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0%
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0%
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0%
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0%
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0%
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0%
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0%
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0%
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Manufacturer
ATI
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Chip Designer
ATI
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Architecture
TeraScale 1
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Family
Radeon HD 4000
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Codename
Walden
RV740
Variant
M97
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Market Segment
Laptop
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Release Date
3/3/2009
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Foundry
TSMC
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Fabrication Node
40nm
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Die Size
137 mm²
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Transistor Count
826 Million
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Transistor Density
6.03M/mm²
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Form
MXM-A
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Shading Units
640 Shaders
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Texture Mapping Units
32 TMUs
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Render Output Units
16 ROPs
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Compute Units
8 CUs
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400MHz
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Peak AI Performance
510 GFLOPS
FP32
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FP32
510 GFLOPS
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Pixel Fillrate
6.4 GPixel/s
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Texture Fillrate
12.8 GTexel/s
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L1
16KB/CU
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L2
256KB Shared
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512MB
GDDR3
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Bus Width
128Bit
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Clock
800MHz
Transfer Rate
1.6GT/s
Bandwidth
25.6GB/s
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TDP
Unknown
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Max Resolution
2560x1600
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Max Resolution Refresh Rate
60Hz
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Variable Refresh Rate
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Display Stream Compression (DSC)
Not Supported
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Multi Monitor Support
2
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No Encoders
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Model
UVD 2.0
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Codec
VC-1
AVC (H.264)
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Direct X
10
Direct 3D
10_1
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OpenGL
3.3
OpenCL
1.1
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Shader Model
4.1
GFX
3
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Not a Card
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PCIe Version
2.0
PCIe Lanes
16
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