Install Keras with Tensorflow backend and GPU support in Anaconda

1. Install Nvidia driver
2. Install Cuda
3. Install cuDNN
4. Install Anaconda
5. Open terminal and type one-by-one the following commands

   conda create -n EnvName python=3.6 pip spyder
   conda install -n EnvName tensorflow-gpu
   conda install -n EnvName -c conda-forge keras-gpu
   

Use it

source activate EnvName
spyder . &

Done.