IBM's tiniest computer is smaller than a grain of rock salt
 

IBM has unveiled a computer that's smaller than a grain of rock salt. It has the power of an x86 chip from 1990, according to Mashable, and its transistor count is in the "several hundred" thousand range. That's a far cry from the power of Watson or...

https://www.engadget.com/2018/03/19/...ized-computer/