A40 PCIe and A2 PCIe - video card comparison
A40 PCIe
A2 PCIe
Architecture
Ampere (2020−2022)
Ampere (2020−2022)
GPU code name
GA102
GA107
Market segment
Desktop
Desktop
Release date
October 2020
November 2021
Interface
PCIe 4.0 x16
PCIe 4.0 x8
Supplementary power connectors
8-pin EPS
None
Boost clock speed
1755 MHz
1770 MHz
Manufacturing process technology
8 nm
8 nm
Number of transistors
28,300 million
8,700 million
Pipelines / CUDA cores
10752
1280
Power consumption (TDP)
300 Watt
60 Watt
Texture fill rate
589.7
70.80
Memory type
GDDR6
GDDR6
Maximum RAM amount
48 GB
16 GB
Memory bus width
384 Bit
128 Bit
Memory clock speed
14.5 GB/s
12.5 GB/s
Memory bandwidth
695.8 GB/s
200.1 GB/s
Display Connectors
3x DisplayPort
No outputs
DirectX
12 Ultimate (12_2)
12 Ultimate (12_2)
CUDA
8.6
8.6
OpenCL
2.0
3.0
OpenGL
4.6
4.6
Shader Model
6.5
6.7
Vulkan
1.2
1.3