Radeon HD 8830M vs GeForce GT 745M

Radeon HD 8830M
GeForce GT 745M
640 Shaders
2GB DDR3
625MHz
384 Shaders
2GB GDDR5
837MHz
FP32
0.8 TFLOPS
FP32
0.64 TFLOPS
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Form Factor
Soldered
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Form Factor
Soldered
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TDP
45W
TDP
Unknown
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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 700
Codename
Cape Verde
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Variant
Venus LE
Codename
NVE7
GK107
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Market Segment
Laptop
Market Segment
Laptop
Release Date
1/8/2013
Release Date
4/1/2013
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
123 mm²
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Die Size
118 mm²
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Transistor Count
1.5 Billion
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Transistor Count
1.3 Billion
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Transistor Density
12.20M/mm²
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Transistor Density
10.76M/mm²
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Form
Soldered
Form
Soldered
Shading Units
640 Shaders
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Shading Units
384 Shaders
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Texture Mapping Units
40 TMUs
Texture Mapping Units
32 TMUs
Render Output Units
16 ROPs
Render Output Units
16 ROPs
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Streaming Multiprocessors
2 SMs
Compute Units
10 CUs
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575MHz Base
625MHz
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837MHz
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FP32
0.8 TFLOPS
FP32
0.64 TFLOPS
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FP64
0.05 TFLOPS
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FP64
0.03 TFLOPS
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Pixel Fillrate
10 GPixel/s
Pixel Fillrate
13.392 GPixel/s
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Texture Fillrate
25 GTexel/s
Texture Fillrate
26.784 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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2GB
DDR3
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2GB
GDDR5
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Bus Width
128Bit
Bus Width
128Bit
Clock
1000MHz
Transfer Rate
2GT/s
Bandwidth
32GB/s
Clock
1250MHz
Transfer Rate
5GT/s
Bandwidth
80GB/s
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TDP
45W
TDP
Unknown
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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
16
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PCIe Version
3.0
PCIe Lanes
16
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Change Results