The utility model discloses a distributed switch for realizing the network virtualization. The distributed switch is reasonable in structure and low in energy consumption. The distributed switch comprises a core switch chip, a control circuit, a plurality of communication devices, a clock display, a clock buffer chip, a first power supply unit and a second power supply unit. The distributed switch is operatively coupled to a plurality of external devices. The output end of the core switch chip is coupled to the clock display. The second power supply unit and the core switch chip are connected together. The first power supply unit and the clock display are connected together. A power supply control unit is connected between the first power supply unit and the second power supply unit. The core switch chip and the clock display comprise the clock buffer chip.