Radeon Pro 555X and Radeon R4 Graphics - video card comparison
Radeon Pro 555X
Radeon R4 Graphics
Architecture
Polaris (2016−2019)
GCN 2.0 (2013−2017)
GPU code name
Polaris 21
Beema
Market segment
Mobile workstation
Desktop
Release date
June 2017
June 2014
Interface
PCIe 3.0 x8
IGP
Supplementary power connectors
None
-
Core clock speed
855 MHz
800 MHz
Floating-point performance
-
204.8 gflops
Manufacturing process technology
14 nm
28 nm
Number of transistors
3,000 million
930 million
Pipelines / CUDA cores
768
128
Power consumption (TDP)
-
15 Watt
Texture fill rate
43.54
6.400
Memory type
GDDR5
System Shared
Maximum RAM amount
4 GB
System Shared
Memory bus width
128 Bit
System Shared
Memory clock speed
5080 MHz
System Shared
Memory bandwidth
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
6.3
Vulkan
1.2.131
1.2.131
FreeSync
+
-