Radeon RX M540X vs Radeon Pro 555
Radeon RX M540X
Radeon Pro 555
|
512 Shaders
2GB GDDR5
1219MHz
|
768 Shaders
2GB GDDR5
850MHz
|
|
FP32
1.25 TFLOPS
|
FP32
1.31 TFLOPS
|
|
FP16
1.25 TFLOPS
|
FP16
1.31 TFLOPS
|
|
Form Factor
Soldered
-
|
Form Factor
Soldered
-
|
|
TDP
50W
|
TDP
35W
|
|
-
-
-
-
-
|
-
-
-
-
-
|
|
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
Apple
|
|
Chip Designer
AMD
|
Chip Designer
AMD
|
|
Architecture
GCN 4
|
Architecture
GCN 4
|
|
Family
Radeon RX 500
|
Family
Radeon Pro
|
|
Codename
Lexa
Polaris 23
Variant
Polaris 23 XLM
|
Codename
Baffin
Polaris 21
Variant
Polaris 21 XLA
|
|
Market Segment
Laptop
|
Market Segment
Laptop
|
|
Release Date
4/11/2018
|
Release Date
6/6/2017
|
|
Foundry
GlobalFoundries
-
|
Foundry
GlobalFoundries
-
|
|
Fabrication Node
14LPP
-
|
Fabrication Node
14LPP
-
|
|
Die Size
103 mm²
-
|
Die Size
123 mm²
-
|
|
Transistor Count
2.2 Billion
-
|
Transistor Count
3 Billion
-
|
|
Transistor Density
21.36M/mm²
-
|
Transistor Density
24.39M/mm²
-
|
|
Form
Soldered
|
Form
Soldered
|
|
Shading Units
512 Shaders
-
|
Shading Units
768 Shaders
-
|
|
Texture Mapping Units
32 TMUs
|
Texture Mapping Units
48 TMUs
|
|
Render Output Units
16 ROPs
|
Render Output Units
16 ROPs
|
|
-
-
|
-
-
|
|
-
-
|
-
-
|
|
-
-
|
-
-
|
|
Compute Units
8 CUs
|
Compute Units
12 CUs
|
|
-
-
|
-
-
|
|
-
-
|
-
-
|
|
-
-
1124MHz Base
1219MHz
|
-
-
-
850MHz
|
|
-
-
|
-
-
|
|
-
-
-
|
-
-
-
|
|
FP16
1.25 TFLOPS
-
|
FP16
1.31 TFLOPS
-
|
|
-
-
-
|
-
-
-
|
|
FP32
1.25 TFLOPS
|
FP32
1.31 TFLOPS
|
|
-
-
|
-
-
|
|
FP64
0.08 TFLOPS
-
|
FP64
0.08 TFLOPS
-
|
|
-
-
|
-
-
|
|
-
-
-
|
-
-
-
|
|
Pixel Fillrate
19.504 GPixel/s
|
Pixel Fillrate
13.6 GPixel/s
|
|
-
-
|
-
-
|
|
Texture Fillrate
39.008 GTexel/s
|
Texture Fillrate
40.8 GTexel/s
|
|
-
-
|
-
-
|
|
L1
-
-
16KB/CU
-
|
L1
-
-
16KB/CU
-
|
|
L2
512KB Shared
|
L2
1MB Shared
|
|
-
-
-
|
-
-
-
|
|
2GB
GDDR5
-
|
2GB
GDDR5
-
|
|
Bus Width
128Bit
|
Bus Width
128Bit
|
|
Clock
1500MHz
Transfer Rate
6GT/s
Bandwidth
96GB/s
|
Clock
1275MHz
Transfer Rate
5.1GT/s
Bandwidth
81.6GB/s
|
|
-
-
-
-
-
-
-
-
-
|
-
-
-
-
-
-
-
-
-
|
|
TDP
50W
|
TDP
35W
|
|
-
-
|
-
-
|
|
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
No Ports
|
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
No Ports
|
|
Max Resolution
5120x2880
|
Max Resolution
5120x2880
|
|
Max Resolution Refresh Rate
60Hz
|
Max Resolution Refresh Rate
60Hz
|
|
Variable Refresh Rate
-
FreeSync
-
|
Variable Refresh Rate
-
FreeSync
-
|
|
Display Stream Compression (DSC)
Not Supported
|
Display Stream Compression (DSC)
Not Supported
|
|
Multi Monitor Support
3
|
Multi Monitor Support
3
|
|
Content Protection
HDCP 2.2
|
Content Protection
HDCP 2.2
|
|
Model
VCE 3.4
|
Model
VCE 3.4
|
|
Codec
-
-
-
-
-
-
-
-
AVC (H.264)
HEVC (H.265)
-
-
-
-
|
Codec
-
-
-
-
-
-
-
-
AVC (H.264)
HEVC (H.265)
-
-
-
-
|
|
Model
UVD 6.3
|
Model
UVD 6.3
|
|
Codec
MPEG-1
MPEG-2
MPEG-4
JPEG
VC-1
-
-
-
AVC (H.264)
HEVC (H.265)
-
-
-
-
|
Codec
MPEG-1
MPEG-2
MPEG-4
JPEG
VC-1
-
-
-
AVC (H.264)
HEVC (H.265)
-
-
-
-
|
|
Direct X
12
Direct 3D
12_0
|
Direct X
12
Direct 3D
12_0
|
|
OpenGL
4.6
OpenCL
2.1
Vulkan
1.3
|
OpenGL
4.6
OpenCL
2.1
Vulkan
1.3
|
|
Shader Model
6.7
-
-
GFX
8
-
-
-
-
|
Shader Model
6.7
-
-
GFX
8
-
-
-
-
|
|
Not a Card
-
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Not a Card
-
-
-
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-
-
-
-
-
-
-
-
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-
-
-
-
-
-
-
-
|
|
-
-
PCIe Version
3.0
PCIe Lanes
8
|
-
-
PCIe Version
3.0
PCIe Lanes
8
|
|
-
-
-
-
|
-
-
-
-
|
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-
-
-
-
-
-
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