GNU/Linux Ubuntu 24.04 Installing NVIDIA RTX 5080 Driver
Install Latest NVIDIA GeForce RTX 5080 Graphics Driver in Ubuntu 24.04 Noble LTS GNU/Linux desktop – Step by step Tutorial.
The NVIDIA RTX 5080 Driver Ubuntu 24.04 Setup is Simple and involves only the Execution of few Basic Shell Commands.
Most noteworthy: following the Nvidia Recommendations it is recommended to use the Graphics Driver from the Distro Repository.
Especially relevant, the Latest Driver supporting a Device may vary over Time, so before the Setup you should check:
Finally, with the nvidia-settings Tool you can configure Brightness, Gamma, XVideo attributes, Temperature, and OpenGL.

GNU/Linux Ubuntu 24.04 NVIDIA NVIDIA RTX 5080 Driver Installation Guide