Radeon Pro 555X and Radeon Pro 555 - video card comparison
Passmark - benchmark score Radeon Pro 555X vs Radeon Pro 555
Radeon Pro 555X
3332
Radeon Pro 555
3234
Radeon Pro 555X
Radeon Pro 555
Architecture
Polaris (2016−2019)
Polaris (2016−2019)
GPU code name
Polaris 21
Polaris 21
Market segment
Mobile workstation
Mobile workstation
Release date
June 2017
June 2017
Interface
PCIe 3.0 x8
PCIe 3.0 x8
Supplementary power connectors
None
None
Core clock speed
855 MHz
855 MHz
Floating-point performance
-
1,306 gflops
Manufacturing process technology
14 nm
14 nm
Number of transistors
3,000 million
3,000 million
Pipelines / CUDA cores
768
768
Texture fill rate
43.54
40.80
Memory type
GDDR5
GDDR5
Maximum RAM amount
4 GB
2 GB
Memory bus width
128 Bit
128 Bit
Memory clock speed
5080 MHz
5080 MHz
Memory bandwidth
81.6 GB/s
81.6 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
+
+