Radeon Pro 555X and Radeon Pro 575X - video card comparison
Radeon Pro 555X
Radeon Pro 575X
Architecture
Polaris (2016−2019)
GCN 4.0 (2016−2020)
GPU code name
Polaris 21
Polaris 20
Market segment
Mobile workstation
Mobile workstation
Release date
June 2017
March 2019
Interface
PCIe 3.0 x8
PCIe 3.0 x16
Supplementary power connectors
None
None
Core clock speed
855 MHz
1096 MHz
Manufacturing process technology
14 nm
14 nm
Number of transistors
3,000 million
5,700 million
Pipelines / CUDA cores
768
2048
Power consumption (TDP)
-
120 Watt
Texture fill rate
43.54
140.3
Memory type
GDDR5
GDDR5
Maximum RAM amount
4 GB
4 GB
Memory bus width
128 Bit
256 Bit
Memory clock speed
5080 MHz
6800 MHz
Memory bandwidth
81.6 GB/s
217.6 GB/s
Shared memory
-
-
Display Connectors
No outputs
No outputs
DirectX
12 (12_0)
12 (12_0)
OpenCL
2.0
2.0
OpenGL
4.6
4.6
Shader Model
6.4
6.4
Vulkan
1.2.131
1.2.131
FreeSync
+
-