AMD Radeon M620 vs AMD Radeon RX M580X

AMD Radeon M620
AMD Radeon RX M580X
320 Shaders
2GB GDDR5
1024MHz
2304 Shaders
8GB GDDR5
1077MHz
Peak AI Performance
660 GFLOPS
FP32
Peak AI Performance
4.96 TFLOPS
FP16
FP32
660 GFLOPS
FP32
4.96 TFLOPS
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FP16
4.96 TFLOPS
Form Factor
Soldered
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Form Factor
Soldered
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TDP
50W
TDP
100W
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GB6 OpenCL N/A
0%
GB6 OpenCL N/A
0%
GB6 Metal N/A
0%
GB6 Metal N/A
0%
GB6 Vulkan N/A
0%
GB6 Vulkan N/A
0%
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%
Peak AI Performance
660 GFLOPS
FP32
Peak AI Performance
4.96 TFLOPS
FP16
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FP16
4.96 TFLOPS
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FP32
660 GFLOPS
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FP32
4.96 TFLOPS
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FP64
40 GFLOPS
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FP64
310 GFLOPS
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Pixel Fillrate
8.192 GPixel/s
Pixel Fillrate
34.464 GPixel/s
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Texture Fillrate
20.48 GTexel/s
Texture Fillrate
155.088 GTexel/s
Manufacturer
AMD
Manufacturer
AMD
Chip Designer
AMD
Chip Designer
AMD
Architecture
GCN 3
Architecture
GCN 4
Family
Radeon RX 600
Family
Radeon RX 500
Codename
Topaz
Polaris 24
Variant
Polaris 24 XLM
Codename
Ellesmere
Polaris 20
Variant
Polaris 20 XTM
Market Segment
Laptop
Market Segment
Laptop
Release Date
8/13/2019
Release Date
4/11/2018
Foundry
TSMC
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Foundry
GlobalFoundries
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Fabrication Node
28nm
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Fabrication Node
14LPP
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Die Size
125 mm²
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Die Size
232 mm²
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Transistor Count
1.6 Billion
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Transistor Count
5.7 Billion
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Transistor Density
12.40M/mm²
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Transistor Density
24.57M/mm²
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Form
Soldered
Form
Soldered
Shading Units
320 Shaders
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Shading Units
2304 Shaders
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Texture Mapping Units
20 TMUs
Texture Mapping Units
144 TMUs
Render Output Units
8 ROPs
Render Output Units
32 ROPs
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Compute Units
5 CUs
Compute Units
36 CUs
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730MHz Base
1024MHz
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1000MHz Base
1077MHz
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L1
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16KB/CU
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L1
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16KB/CU
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L2
256KB Shared
L2
2MB Shared
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2GB
GDDR5
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8GB
GDDR5
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Bus Width
64Bit
Bus Width
256Bit
Clock
900MHz
Transfer Rate
3.6GT/s
Bandwidth
28.8GB/s
Clock
2000MHz
Transfer Rate
8GT/s
Bandwidth
256GB/s
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TDP
50W
TDP
100W
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No Ports
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No Ports
Max Resolution
4096x2160
Max Resolution
5120x2880
Max Resolution Refresh Rate
60Hz
Max Resolution Refresh Rate
60Hz
Variable Refresh Rate
-
FreeSync
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Variable Refresh Rate
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FreeSync
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Display Stream Compression (DSC)
Not Supported
Display Stream Compression (DSC)
Not Supported
Multi Monitor Support
3
Multi Monitor Support
3
Content Protection
HDCP 1.4
Content Protection
HDCP 2.2
No Encoders
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Model
VCE 3.0
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Codec
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AVC (H.264)
HEVC (H.265)
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No Decoders
Model
UVD 6.3
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Codec
MPEG-1
MPEG-2
MPEG-4
JPEG
VC-1
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AVC (H.264)
HEVC (H.265)
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Direct X
12
Direct 3D
12_0
Direct X
12
Direct 3D
12_0
OpenGL
4.6
OpenCL
2.1
Vulkan
1.2
OpenGL
4.6
OpenCL
2.1
Vulkan
1.3
Shader Model
6.5
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GFX
8
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Shader Model
6.7
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GFX
8
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Not a Card
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Not a Card
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PCIe Version
3.0
PCIe Lanes
8
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PCIe Version
3.0
PCIe Lanes
16
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Change Comparison