A40 PCIe and L40 - video card comparison
A40 PCIe
L40
Architecture
Ampere (2020−2022)
Ada Lovelace
GPU code name
GA102
AD102
Market segment
Desktop
Desktop
Release date
October 2020
October 2022
Interface
PCIe 4.0 x16
PCIe 4.0 x16
Supplementary power connectors
8-pin EPS
1x 16-pin
Boost clock speed
1755 MHz
2490 MHz
Manufacturing process technology
8 nm
4 nm
Number of transistors
28,300 million
76,300 million
Pipelines / CUDA cores
10752
18176
Power consumption (TDP)
300 Watt
300 Watt
Texture fill rate
589.7
1,414
Memory type
GDDR6
GDDR6
Maximum RAM amount
48 GB
48 GB
Memory bus width
384 Bit
384 Bit
Memory clock speed
14.5 GB/s
18 GB/s
Memory bandwidth
695.8 GB/s
864.0 GB/s
Display Connectors
3x DisplayPort
4x DisplayPort 1.4a
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