Here's a chart: https://en.wikipedia.org/wiki/Comparison_of_deep_learning_software https://en.wikipedia.org/wiki/Comparison_of_deep_learning_so... I'd recommen

Here's a chart: https://en.wikipedia.org/wiki/Comparison_of_deep_learning_software https://en.wikipedia.org/wiki/Comparison_of_deep_learning_so... I'd recommend starting with Theano, Tensorflow, anything python. I do like Torch's raw speed on CUDA though.