The present disclosure provides a power supply module. The power supply module is applied to an integrated circuit chip assembly which includes a first carrier board and an integrated circuit chip located at a first side of the first carrier board; the power supply module includes: a second carrier board; a first-stage power supply unit; and a second-stage power supply unit, power input terminals of the second-stage power supply unit are electrically connected with corresponding power output terminals of the first-stage power supply unit through the second carrier board; power output terminals of the second-stage power supply unit are electrically connected with corresponding power terminals of the integrated circuit chip, a projection of the second-stage power supply unit on a first plane is at least partially located within a projection range of the integrated circuit chip on the first plane, the first plane is parallel to the first carrier board.