Patent ID: 7917775

Claim:
A power supply system, which is suitable for being located in a computer, comprising: a first voltage regulator module (VRM) for supplying a first power; a second VRM for supplying a second power; a first switch unit respectively coupled to the first VRM, a first central processing unit (CPU) socket, and a second CPU socket, wherein a first power supply path exists between the first CPU socket and the first switch unit, and a second power supply path exists between the second CPU socket and the first switch unit; and a second switch unit respectively coupled to the second VRM, the first CPU socket, and the second CPU socket, wherein a third power supply path exists between the first CPU socket and the second switch unit, and a fourth power supply path exists between the second CPU socket and the second switch unit, wherein the first VRM, the second VRM, the first CPU socket, and the second CPU socket are all disposed on a motherboard of the computer, and the first VRM and the second VRM supply the first power and the second power to the first CPU socket or the second CPU socket simultaneously.