Radeon Pro 555X and Iris Xe Graphics G4 - video card comparison
Radeon Pro 555X
Iris Xe Graphics G4
Architecture
Polaris (2016−2019)
Generation 12.0 (2020)
GPU code name
Polaris 21
Tiger Lake GT1
Market segment
Mobile workstation
Laptop
Release date
June 2017
September 2020
Interface
PCIe 3.0 x8
PCIe 3.0 x1
Supplementary power connectors
None
-
Boost clock speed
-
1100 MHz
Core clock speed
855 MHz
-
Manufacturing process technology
14 nm
10 nm
Number of transistors
3,000 million
-
Pipelines / CUDA cores
768
384
Power consumption (TDP)
-
15 Watt
Texture fill rate
43.54
52.80
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_1)
OpenCL
2.0
2.1
OpenGL
4.6
4.6
Shader Model
6.4
6.4
Vulkan
1.2.131
1.1
FreeSync
+
-
Quick Sync
-
+