L40G and Radeon RX 7990 XTX - video card comparison
L40G
Radeon RX 7990 XTX
Architecture
Ada Lovelace
RDNA 3.0 (2022)
GPU code name
AD102
Navi 31
Market segment
Desktop
Desktop
Release date
October 2022
2023
Interface
PCIe 4.0 x16
PCIe 4.0 x16
Supplementary power connectors
1x 16-pin
3x 8-pin
Boost clock speed
2475 MHz
3599 MHz
Manufacturing process technology
4 nm
5 nm
Number of transistors
76,300 million
57,700 million
Pipelines / CUDA cores
18176
6144
Power consumption (TDP)
300 Watt
405 Watt
Texture fill rate
1,406
1,382
Memory type
GDDR6
GDDR6
Maximum RAM amount
24 GB
24 GB
Memory bus width
384 Bit
384 Bit
Memory clock speed
18 GB/s
24 GB/s
Memory bandwidth
864.0 GB/s
1,152 GB/s
Display Connectors
1x HDMI 2.1, 3x DisplayPort 1.4a
1x HDMI 2.1a, 2x DisplayPort 2.1, 1x USB Type-C
HDMI
+
+
DirectX
12 Ultimate (12_2)
12 Ultimate (12_2)
CUDA
8.9
-
OpenCL
3.0
2.2
OpenGL
4.6
4.6
Shader Model
6.7
6.7
Vulkan
1.3
1.3