Has a FIBA World Cup game ever ended 79-76?
Yes. FIBA World Cup has seen a final score of 79-76 2 times. It first happened on February 24, 2018, when Mali beat Uganda, and most recently on September 2, 2019, when Poland beat China.
That makes 79-76 the 222nd most common final score out of 1,178 that have ever occurred in FIBA World Cup. One point away, 80-76 has happened 6 times and 79-77 has happened 6 times.