Fastening device and heat dissipation module with the same

A heat dissipation module, comprising:

• a base board;
• a heat pipe disposed on the base board;
• a metal heat dissipation block fixed on a surface of the heat pipe;
• a plurality of heat dissipation fins fixed on the base board;
• and
• a plurality of fastening devices fixed on the base board, wherein the base board is fixed on a carrier board with a plurality of fixing screws, wherein each of the fastening devices, comprising:
• a fixing nut;
• and
• a fixing base, wherein the fixing base comprises:
• a base plate;
• an anti-falling wall formed on the base plate;
• a door piece formed on the base plate;
• and
• an anti-tilt arm, opposite to the door piece, formed on the base plate, wherein the anti-falling wall, the door piece and the anti-tilt arm form an accommodation space, and the fixing nut is rotatably disposed in the accommodation space.