Last month they released tensor-flow comparability with windows. Looking at the docs I've installed python 3.6 and run
pip install tensorflow-gpu
could not find a version that satisfies the requirements tensorflow-gpu(from versions)
A stable release of Python 3.6 for Windows became available on 12/23/2016, and we have not yet built TensorFlow packages for that version. (We will look into doing this after the holidays.) For now, your best options are: