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Ask HN: Energy efficient computing chip

is it possible to have the cpu equivalent of non-volatile memory?

ie. a cpu that does not refresh and consumes no energy in its idle state until some data is available at its inputs?

( 1 comment | 2 points | on HN )
Re:Ask HN: Energy efficient computing chip by wmf on Friday February 24, 2017 @02:29PM (#13726856)
In theory static CMOS behaves this way but there is still some power consumption due to leakage. Some microcontrollers have ultra-low-power sleep modes.