Duncan Powell and Javian McCollum both scored 21 points to help Georgia Tech to an 86-75 win over Notre Dame on Tuesday in Atlanta.Powell came off the bench to shoot 6-for-13, including three 3-pointers, and scored his career high. McCollum was 7-for-13 from the field to net his season high.Powell’s dunk with 2:44 gave Georgia Tech an 11-point lead and finished a 7-0 run that helped the Yellow Jackets quash a second-half Notre Dame push. The Irish had trimmed a 19-point lead to three points with 5:53 remaining.Georgia Tech (7-7, 1-2 ACC) ended a three-game losing streak to Notre Dame (7-6, 1-1).Georgia Tech also got 14 points from Lance Terry, 11 points, six assists and five rebounds from Naithan George and 10 points and six boards from Baye Ndongo.Notre Dame was led by Tae Davis with 27 points, matching his career high, and seven rebounds and Matt Allocco with 15 points and seven assists. Braeden Shrewsberry scored 12 points, all in the second half.Notre Dame played its seventh consecutive game without leading scorer Markus Burton, who suffered a non-season-ending MCL injury on Nov. 26.