L40 and RTX 4000 Ada Generation - video card comparison
L40
RTX 4000 Ada Generation
Architecture
Ada Lovelace
Ada Lovelace
GPU code name
AD102
AD104
Market segment
Desktop
Desktop
Release date
October 2022
August 2023
Interface
PCIe 4.0 x16
PCIe 4.0 x16
Supplementary power connectors
1x 16-pin
1x 16-pin
Boost clock speed
2490 MHz
2175 MHz
Manufacturing process technology
4 nm
5 nm
Number of transistors
76,300 million
35,800 million
Pipelines / CUDA cores
18176
6144
Power consumption (TDP)
300 Watt
130 Watt
Texture fill rate
1,414
417.6
Memory type
GDDR6
GDDR6
Maximum RAM amount
48 GB
20 GB
Memory bus width
384 Bit
160 Bit
Memory clock speed
18 GB/s
14 GB/s
Memory bandwidth
864.0 GB/s
280.0 GB/s
Display Connectors
4x DisplayPort 1.4a
4x mini-DisplayPort 1.4a
DirectX
12 Ultimate (12_2)
12 Ultimate (12_2)
CUDA
8.9
8.9
OpenCL
3.0
3.0
OpenGL
4.6
4.6
Shader Model
6.7
6.7
Vulkan
1.3
1.3