A100 PCIe and A2 - video card comparison
A100 PCIe
A2
Architecture
Ampere (2020−2022)
Ampere (2020−2022)
GPU code name
GA100
GA107
Market segment
Desktop
Desktop
Release date
June 2020
November 2021
Interface
PCIe 4.0 x16
PCIe 4.0 x8
Supplementary power connectors
1x 8-pin
None
Boost clock speed
-
1770 MHz
Core clock speed
1410 MHz
-
Manufacturing process technology
7 nm
8 nm
Number of transistors
54,200 million
-
Pipelines / CUDA cores
6912
1280
Power consumption (TDP)
250 Watt
60 Watt
Texture fill rate
609.1
70.80
Memory type
HBM2e
GDDR6
Maximum RAM amount
40 GB
16 GB
Memory bus width
5120 Bit
128 Bit
Memory clock speed
2.4 GB/s
12.5 GB/s
Memory bandwidth
1,555 GB/s
200.1 GB/s
Display Connectors
No outputs
No outputs
DirectX
12 Ultimate (12_2)
12 Ultimate (12_2)
CUDA
8.0
8.6
OpenCL
2.0
3.0
OpenGL
4.6
4.6
Shader Model
6.5
6.6
Vulkan
1.2
1.2