There are a lot of startups popping up these days that are designing IC's for low powered, high speed, neural net processing. Lots of different approaches they

There are a lot of startups popping up these days that are designing IC's for low powered, high speed, neural net processing. Lots of different approaches they are taking. However, many of them are still in stealth, but try scouring chip designers on linkedIn, especially in the bay area and see where they are working. Most of them have some kind of partnership with a large company that has a fab, that will allow them to produce prototypes and get some validation going.