Provided is an inter-board connection structure including: a first connector provided to the first board; a second connector provided to the second board, the second connector electrically connecting between the first board and the second board; and a vibration suppressor provided on a side of a surface opposite to a first surface where the second connector is placed, the surface opposite to the first surface being referred to as a second surface, the vibration suppressor supporting the second board from the side of the second surface to suppress vibration generated between the first board and the second board.