A40 PCIe and L4 - video card comparison
A40 PCIe
L4
Architecture
Ampere (2020−2022)
Ada Lovelace
GPU code name
GA102
AD104
Market segment
Desktop
Desktop
Release date
October 2020
March 2023
Interface
PCIe 4.0 x16
PCIe 4.0 x16
Supplementary power connectors
8-pin EPS
1x 16-pin
Boost clock speed
1755 MHz
2040 MHz
Manufacturing process technology
8 nm
5 nm
Number of transistors
28,300 million
35,800 million
Pipelines / CUDA cores
10752
7424
Power consumption (TDP)
300 Watt
72 Watt
Texture fill rate
589.7
489.6
Memory type
GDDR6
GDDR6
Maximum RAM amount
48 GB
24 GB
Memory bus width
384 Bit
192 Bit
Memory clock speed
14.5 GB/s
12.5 GB/s
Memory bandwidth
695.8 GB/s
300.1 GB/s
Display Connectors
3x DisplayPort
No outputs
DirectX
12 Ultimate (12_2)
12 Ultimate (12_2)
CUDA
8.6
8.9
OpenCL
2.0
3.0
OpenGL
4.6
4.6
Shader Model
6.5
6.7
Vulkan
1.2
1.3