BOSTON - Rajon Rondo led all scorers with 15 points on 5-of-7 shooting as the Boston Celtics took a 47-31 lead over the Toronto Raptors into halftime in both team's preseason finale on Wednesday night at TD Garden.

Rondo's hot shooting paced a Celtics offensive attack that buried 19-of-36 field goals in the first period to shoot 52.8 percent. Toronto shot 29.3 percent on 12-for-41 shooting in the opening half.

Greg Stiemsma, who is playing for his shot at making the cut for the Celtics' roster, had an impressive first half, scoring seven points in 12 minutes. Jermaine O'Neal also had a productive half, registering two blocks and two rebounds.

DeMar Derozan scored 10 points and Andrea Bargnani added eight points and two rebounds for Toronto. Jose Calderon added five points off the bench and both Ed Davis and Amir Johnson scored two points apiece.

For more Boston Celtics coverage, visit our team page and blog, CelticsBlog.