AMD Radeon Pro Duo Polaris vs AMD Radeon RX 550X Mobile
GPU Specs Compare
Graphics Card
Release Date
Apr 2017
Apr 2018
Generation
Radeon Pro GCN
Mobility Radeon
Type
Desktop
Mobile
Bus Interface
PCIe 3.0 x16
PCIe 3.0 x8
Clock Speeds
Memory Clock
1750 MHz
1500 MHz
Base Clock
-
1100 MHz
Boost Clock
-
1176 MHz
Memory
Memory Size
16GB
2GB
Memory Type
GDDR5
GDDR5
Memory Bus
256bit
64bit
Bandwidth
224.0GB/s
48.00GB/s
Render Config
Compute Units
36
10
Shading Units
2304
640
TMUs
144
40
ROPs
32
16
L1 Cache
16 KB (per CU)
16 KB (per CU)
L2 Cache
2 MB
512 KB
Theoretical Performance
Pixel Rate
39.78 GPixel/s
18.82 GPixel/s
Texture Rate
179.0 GTexel/s
47.04 GTexel/s
FP16 (half)
5.728 TFLOPS
1.505 TFLOPS
FP32 (float)
5.728 TFLOPS
1.505 TFLOPS
FP64 (double)
358.0 GFLOPS
94.08 GFLOPS
Graphics Processor
GPU Name
Ellesmere
Polaris 23
GPU Variant
Ellesmere Gemini GL
Polaris 23 MXT
Architecture
GCN 4.0
GCN 4.0
Foundry
GlobalFoundries
GlobalFoundries
Process Size
14 nm
14 nm
Transistors
5.7 billion
2.2 billion
Die Size
232 mm²
103 mm²
Board Design
TDP
250W
50W
Suggested PSU
600 W
-
Outputs
1x HDMI 2.0b3x DisplayPort 1.4a
No outputs
Power Connectors
1x 6-pin + 1x 8-pin
None
Graphics Features
DirectX
12 (12_0)
12 (12_0)
OpenGL
4.6
4.6
OpenCL
2.1
2.1
Vulkan
1.3
1.2
Shader Model
6.7
6.4