Clarke hit four 3-pointers and Dunham had three for the Bulldogs (6-2), who never trailed, opened the game on a 35-8 run and led by as many as 37 in the second half. Andrew Smith added 11 points, Erik Fromm and Khyle Marshall had 10 apiece, and every player on Butler's roster saw at least 4 minutes of action.
The Bulldogs shot 56 percent from the floor and made 11 of their 21 3-point attempts. They also turned 19 IUPUI turnovers into 22 points.
Butler improved to 73-11 in Hinkle Fieldhouse under coach Brad Stevens.
ESPN's Dan Dakich joins The Paul Finebaum Show to discuss the SEC's presence in the NBA Draft.
Ted Kapita was the top-rated recruit from West Virginia in the class of 2015 and recently played at DME Academy in Florida.
With the Suns drafting Tyler Ulis, they now have five guards on their roster who attended Kentucky.