Has an NBA game ever ended78–68?
Yes, 6 times.

Every 78–68 game (6 times)
- January 9, 2004Los Angeles Clippers 78, Toronto Raptors 68
- January 5, 2004Detroit Pistons 78, Boston Celtics 68
- November 16, 1951Milwaukee Hawks 78, Indianapolis Olympians 68
- December 5, 1948Minneapolis Lakers 78, St. Louis Bombers 68
- November 26, 1946Washington Capitols 78, Toronto Huskies 68
- November 11, 1946Chicago Stags 78, New York Knicks 68