AMD Radeon 520 vs AMD Radeon Pro Duo

AMD Radeon 520
AMD Radeon Pro Duo $1,499
320 Shaders
1GB GDDR5
1030MHz
2x 4096 Shaders
8GB (2x 4GB) HBM
1000MHz
Peak AI Performance
660 GFLOPS
FP32
Peak AI Performance
16.38 TFLOPS
FP32
FP32
660 GFLOPS
FP32
16.38 TFLOPS
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Form Factor
PCIe Card
1.0-Slots
Form Factor
PCIe Card
2.0-Slots
TDP
Unknown
TDP
350W
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Power Connectors
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3x 8-Pin
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GB6 OpenCL N/A
0%
GB6 Metal N/A
0%
GB6 Metal 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%
Manufacturer
AMD
Manufacturer
AMD
Chip Designer
AMD
Chip Designer
AMD
Architecture
GCN 1
Architecture
GCN 3
Family
Radeon RX 500
Family
Radeon R 300
Codename
Hainan
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Variant
Banks Pro
Codename
Fiji
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Variant
Capsaicin XT
Market Segment
Desktop
Market Segment
Desktop
Release Date
4/18/2017
Release Date
4/26/2016
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
56 mm²
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Die Size
2x 596 mm²
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Transistor Count
690 Million
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Transistor Count
2x 8.9 Billion
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Transistor Density
12.32M/mm²
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Transistor Density
14.93M/mm²
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Form
PCIe Card
Form
PCIe Card
Shading Units
320 Shaders
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Shading Units
2x 4096 Shaders
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Texture Mapping Units
20 TMUs
Texture Mapping Units
2x 256 TMUs
Render Output Units
4 ROPs
Render Output Units
2x 64 ROPs
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Compute Units
5 CUs
Compute Units
2x 64 CUs
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1030MHz
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1000MHz
Peak AI Performance
660 GFLOPS
FP32
Peak AI Performance
16.38 TFLOPS
FP32
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FP32
660 GFLOPS
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FP32
16.38 TFLOPS
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FP64
40 GFLOPS
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FP64
1.02 TFLOPS
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Pixel Fillrate
4.12 GPixel/s
Pixel Fillrate
64 GPixel/s
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Texture Fillrate
20.6 GTexel/s
Texture Fillrate
256 GTexel/s
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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
128KB Shared
L2
2MB Shared
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1GB
GDDR5
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8GB (2x 4GB)
HBM
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Bus Width
64Bit
Bus Width
4096Bit
Clock
1125MHz
Transfer Rate
4.5GT/s
Bandwidth
36GB/s
Clock
500MHz
Transfer Rate
1GT/s
Bandwidth
512GB/s
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TDP
Unknown
TDP
350W
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1x DVI-I Dual-Link
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1x DisplayPort 1.2
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3x DisplayPort 1.2
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1x HDMI 1.4
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Max Resolution
4096x2160
Max Resolution
4096x2160
Max Resolution Refresh Rate
60Hz
Max Resolution Refresh Rate
60Hz
Variable Refresh Rate
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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
4
Content Protection
HDCP 1.4
Content Protection
HDCP 1.4
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 6.0
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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
11_1
Direct X
12
Direct 3D
12_0
OpenGL
4.6
OpenCL
2.1
Vulkan
1.2
OpenGL
4.6
OpenCL
2.1
Vulkan
1.2
Shader Model
6.5
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GFX
6
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Shader Model
6.5
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GFX
8
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1x Fan
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1x Fan
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Power Connectors
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3x 8-Pin
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Slots Required
1.0
PCIe Version
3.0
PCIe Lanes
8
Slots Required
2.0
PCIe Version
3.0
PCIe Lanes
16
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Multi GPU Support
Supported
Type
CrossFire XDMA
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Height
111 mm (4.37 in)
Width
277 mm (10.91 in)
Depth
40 mm (1.57 in)
Change Comparison