# CUDA
Have you already got access to your GPU machine?
Following this guide you can install multiple CUDA (opens new window) versions at the same time. Each version will be installed in the separate directory.
TIP
You donβt need to use sudo
to install CUDA Toolkit (opens new window) and cuDNN (opens new window).
You will be able to use activation scripts to switch between them.
Choose one of the versions listed in the menu and proceed with the guide.