Google Colab, Kaggle Notebooks and Paperspace Notebooks all offer free GPU usage (within limits), so you do not need to spent anything to learn GPU programming.

Google Colab, Kaggle Notebooks and Paperspace Notebooks all offer free GPU usage (within limits), so you do not need to spent anything to learn GPU programming. https://colab.google/ https://colab.google/ https://www.kaggle.com/docs/notebooks https://www.kaggle.com/docs/notebooks https://www.paperspace.com/gradient/free-gpu https://www.paperspace.com/gradient/free-gpu