10.2버전
https://developer.nvidia.com/cuda-10.2-download-archive
설치 경로 : C:\Users\rosha\AppData\Local\Temp\CUDA
파일 위치 : C:\Program Files\NVIDIA GPU Computing Toolkit
cudnn 8.5.0 버전
https://developer.nvidia.com/rdp/cudnn-archive
pytorch 1.9.1v
conda install pytorch==1.9.1 torchvision==0.10.1 torchaudio==0.9.1 cudatoolkit=10.2 -c pytorch
https://pytorch.org/get-started/previous-versions/