Ryan Harrow added 17 points and T.J. Shipes had his first double-double with 11 points and 11 rebounds for the Panthers (6-2), who have won five consecutive games. Hunter made only 4 of 13 3-point attempts but hit 10 of 12 free-throw tries.
Keifer Sykes, like Hunter, named to the Naismith Award Preseason Watch List this week, led the Phoenix with 16 points. The Phoenix (5-2), who came in with their best start since the 1991-92 season, saw their four-game winning streak end.
Georgia State shot 53.1 percent to Green Bay's 28.8.
The Panthers had a double-digit lead with 13:39 left in the first half and led 42-18 at the break. The lead reached 31 points with 9:34 left in the game.