This is a good time to mention asynchronous architectures: https://en.wikipedia.org/wiki/Asynchronous_circuit#Asynchronous_CPU https://en.wikipedia.org/wiki/Asy

This is a good time to mention asynchronous architectures: https://en.wikipedia.org/wiki/Asynchronous_circuit#Asynchronous_CPU https://en.wikipedia.org/wiki/Asynchronous_circuit#Asynchron... Intel itself [claimed](http://stackoverflow.com/a/530494 http://stackoverflow.com/a/530494) that the async CPU performs better than the sync one, but they didn't pursue the project further for lack of large-scale profitability.