Radeon RX 7900 XTX and L40 CNX - video card comparison
Radeon RX 7900 XTX
L40 CNX
Architecture
RDNA 3
Ada Lovelace
GPU code name
Navi 31 XTX
AD102
Market segment
Desktop
Desktop
Release date
November 2022
October 2022
Interface
PCIe 4.0 x16
PCIe 4.0 x16
Supplementary power connectors
2x 8-pin
1x 16-pin
Boost clock speed
2270 MHz
2475 MHz
Manufacturing process technology
5 nm
4 nm
Number of transistors
57,700 million
76,300 million
Pipelines / CUDA cores
6144
18176
Power consumption (TDP)
355 Watt
300 Watt
Texture fill rate
959.6
1,406
Memory type
GDDR6
GDDR6
Maximum RAM amount
24 GB
24 GB
Memory bus width
384 Bit
384 Bit
Memory clock speed
20000 MHz
18 GB/s
Memory bandwidth
960.0 GB/s
864.0 GB/s
Shared memory
-
-
Display Connectors
1x HDMI 2.1a, 2x DisplayPort 2.1, 1x USB Type-C
1x HDMI 2.1, 3x DisplayPort 1.4a
HDMI
+
+
DirectX
12 Ultimate (12_2)
12 Ultimate (12_2)
CUDA
-
8.9
OpenCL
2.1
3.0
OpenGL
4.6
4.6
Shader Model
6.7
6.7
Vulkan
1.3
1.3