The utility model discloses an easy-to-weld computer heat dissipation module. The easy-to-weld computer heat dissipation module comprises a heat dissipation copper sheet, a heat transfer tube, a heat dissipation fin group, a fan and a copper sheet mounting bracket, wherein the copper sheet mounting bracket adopts a square plate formed by stamping a steel plate, four corners of the square plate respectively extend outwards to form a mounting platform, a square copper sheet welding area which is sunken downwards is arranged in the middle of the front of the square plate, a parallelogram groove is formed in the copper sheet welding area, two angles on the long diagonal of the parallelogram groove are overlapped with the two angles in the copper sheet welding area, turning sides are arranged on two lateral sides of the parallelogram groove, two rectangular heat transfer tube welding areas which directly face two ends of the parallelogram groove respectively are arranged at the back of the square plate, two mounting holes located in the same side of the parallelogram groove are connected through a reinforcing rib which is sunken downwards, and different mounting-mistake preventing sequence numbers are engraved on the reinforcing rib and close to four mounting holes. The easy-to-weld heat dissipation module disclosed by the utility model has the characteristics of simple structure, reliable strength, convenience in mounting, small volume and compactness, capability of preventing mounting mistakes and the like.