ubuntu22.04 install cuda cudnn

https://blog.csdn.net/qq_49323609/article/details/130310522

is very good

1,first check driver

nvidia-smi

if no content ,show install driver first

two ways:

one is :

use apt-get like : https://blog.csdn.net/zxdd2018/article/details/127705627

ubuntu-drivers devices

sudo apt install nvidia-driver-515

another is : like https://blog.csdn.net/qq_49323609/article/details/130310522

从NVIDIA官网下载相应驱动

now i use the second method

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check cuda

https://developer.nvidia.com/cuda-toolkit-archive

in the website shows offical ways to install cuda

wget https://developer.download.nvidia.com/compute/cuda/repos/ubuntu2204/x86_64/cuda-keyring_1.0-1_all.deb
sudo dpkg -i cuda-keyring_1.0-1_all.deb
sudo apt-get update
sudo apt-get -y install cuda'

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install cudnn like :https://blog.csdn.net/qq_49323609/article/details/130310522