There had been purely asynchronous CPUs before [0]. Then automated clock gate insertion made it possible to approach the gains of asynchronous, but still desig

There had been purely asynchronous CPUs before [0]. Then automated clock gate insertion made it possible to approach the gains of asynchronous, but still designing in a synchronous paradigm. [0] https://en.m.wikipedia.org/wiki/AMULET_microprocessor https://en.m.wikipedia.org/wiki/AMULET_microprocessor