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GPU Comparison
AMD Radeon Pro 575X vs AMD Radeon 620 Mobile
AMD Radeon Pro 575X vs AMD Radeon 620 Mobile
VS
AMD Radeon Pro 575X
AMD Radeon 620 Mobile
We compared two Mobile platform GPUs: 4GB VRAM Radeon Pro 575X and 2GB VRAM Radeon 620 Mobile to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
AMD Radeon Pro 575X 's Advantages
More VRAM (4GB vs 2GB)
Larger VRAM bandwidth (217.6GB/s vs 14.40GB/s)
1664 additional rendering cores
AMD Radeon 620 Mobile 's Advantages
Boost Clock1024MHz
Lower TDP (50W vs 150W)
Score
Benchmark
FP32 (float)
Radeon Pro 575X
+471%
4.489 TFLOPS
Radeon 620 Mobile
0.786 TFLOPS
Radeon Pro 575X
VS
Radeon 620 Mobile
Graphics Card
Mar 2019
Release Date
May 2019
Radeon Pro Mac
Generation
Mobility Radeon
Mobile
Type
Mobile
PCIe 3.0 x16
Bus Interface
PCIe 3.0 x8
Clock Speeds
-
Base Clock
730 MHz
-
Boost Clock
1024 MHz
1700 MHz
Memory Clock
900 MHz
Memory
4GB
Memory Size
2GB
GDDR5
Memory Type
DDR3
256bit
Memory Bus
64bit
217.6GB/s
Bandwidth
14.40GB/s
Render Config
-
SM Count
-
32
Compute Units
6
2048
Shading Units
384
128
TMUs
24
32
ROPs
8
-
Tensor Cores
-
-
RT Cores
-
16 KB (per CU)
L1 Cache
16 KB (per CU)
2 MB
L2 Cache
128 KB
Theoretical Performance
35.07 GPixel/s
Pixel Rate
8.192 GPixel/s
140.3 GTexel/s
Texture Rate
24.58 GTexel/s
4.489 TFLOPS
FP16 (half)
786.4 GFLOPS
4.489 TFLOPS
FP32 (float)
786.4 GFLOPS
280.6 GFLOPS
FP64 (double)
49.15 GFLOPS
Graphics Processor
Polaris 20
GPU Name
Polaris 24
Polaris 20 XL (215-0910052)
GPU Variant
Polaris 24 XL
GCN 4.0
Architecture
GCN 3.0
GlobalFoundries
Foundry
TSMC
14 nm
Process Size
28 nm
5.7 billion
Transistors
1.55 billion
232 mm²
Die Size
125 mm²
Board Design
150W
TDP
50W
-
Suggested PSU
-
No outputs
Outputs
No outputs
None
Power Connectors
None
Graphics Features
12 (12_0)
DirectX
12 (12_0)
4.6
OpenGL
4.6
2.1
OpenCL
2.0
1.2
Vulkan
1.2
-
CUDA
-
6.4
Shader Model
6.3
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4
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5
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6
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7
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8
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9
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10
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