500w功率的。就比较一下这两款吧长城(Greatwall)HOPE500W 电源 HOPE-6000DS(70cm超长背板走线/主动式PFC/12cm静音风扇/宽幅)航嘉(Huntkey)jumper500 电源(额定500W/80plus白牌/主动PFC/全电压/智能温控/背部走线)