UHD Graphics G4 and A2 - video card comparison
UHD Graphics G4
A2
Architecture
Generation 11.0 (2019−2020)
Ampere (2020−2022)
GPU code name
Lakefield GT1
GA107
Market segment
Desktop
Desktop
Release date
May 2020
November 2021
Interface
PCIe 3.0 x1
PCIe 4.0 x8
Supplementary power connectors
-
None
Boost clock speed
500 MHz
1770 MHz
Manufacturing process technology
10 nm
8 nm
Pipelines / CUDA cores
384
1280
Power consumption (TDP)
15 Watt
60 Watt
Texture fill rate
16.00
70.80
Memory type
System Shared
GDDR6
Maximum RAM amount
System Shared
16 GB
Memory bus width
System Shared
128 Bit
Memory clock speed
System Shared
12.5 GB/s
Memory bandwidth
-
200.1 GB/s
Display Connectors
No outputs
No outputs
DirectX
12 (12_1)
12 Ultimate (12_2)
CUDA
-
8.6
OpenCL
2.1
3.0
OpenGL
4.6
4.6
Shader Model
6.4
6.6
Vulkan
1.1
1.2