Intel's subsidiary Movidius has launched the Neural Compute Stick that works on the Caffe deep learning framework to provide a low cost, yet effective solution in the end-inference market.
https://www.notebookcheck.net/Get-deep-learning-and-AI-processing-in-your-pocket-for-79-with-Intel-s-Movidius-Neural-Compute-Stick.236740.0.html