Amazon Web Services has announced the development of its own in-house CPUs to power the next generation of its cloud and deep learning services. These processors, called the Graviton and Inferentia respectively, were unveiled at this year's AWS re:Invent conference. As with Google's TPUs, customers will buy time on what is run by these CPUs rather than the chips themselves.
https://www.notebookcheck.net/Amazon-announces-own-brand-CPUs-but-they-re-not-for-your-PC.372526.0.html