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# Check the version of the CUDA:
$ conda list cudatookit
# Name                    Version                   Build  Channel
cudatoolkit               10.1.243            h8cb64d8_10    conda-forge

$ conda list cudnn:
# Name                    Version                   Build  Channel
cudnn                     7.6.5.32             hc0a50b0_1    conda-forge

# install/update CUDA and CUDNN through conda:
$ conda install -c anaconda cudatoolkit
$ conda install -c anaconda cudnn


# show the highest supported CUDA version?
$ nvidia-smi
+-----------------------------------------------------------------------------+
| NVIDIA-SMI 510.47.03    Driver Version: 510.47.03    CUDA Version: 11.6     |

#
$ nvcc --version

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cat /usr/include/cudnn.h | grep CUDNN_MAJOR -A 2

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import torch
print(torch.version.cuda)
>>> 10.2

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import tensorflow as tf

sys_details = tf.sysconfig.get_build_info()
cuda_version = sys_details["cuda_version"]
print(cuda_version)