The datasheet does not have any power consumption info. How big does the PS have to be? Otherwise it could be a useful board, $200 is a little steep now-a-days.

The datasheet does not have any power consumption info. How big does the PS have to be? Otherwise it could be a useful board, $200 is a little steep now-a-days. The APC is $100, the RPi is $40 etc.