Radeon 620 and Iris Xe Graphics G4 - video card comparison
Radeon 620
Iris Xe Graphics G4
Architecture
GCN 1.0 (2012−2020)
Generation 12.0 (2020)
GPU code name
Polaris 24
Tiger Lake GT1
Market segment
Laptop
Laptop
Release date
August 2019
September 2020
Interface
PCIe 3.0 x8
PCIe 3.0 x1
Supplementary power connectors
None
-
Boost clock speed
1024 MHz
1100 MHz
Manufacturing process technology
28 nm
10 nm
Number of transistors
1,550 million
-
Pipelines / CUDA cores
384
384
Power consumption (TDP)
50 Watt
15 Watt
Texture fill rate
24.58
52.80
Memory type
DDR3, GDDR5
System Shared
Maximum RAM amount
4 GB
System Shared
Memory bus width
64 Bit
System Shared
Memory clock speed
2250 MHz
System Shared
Memory bandwidth
14.4 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
6.3
6.4
Vulkan
1.2.131
1.1
Quick Sync
-
+