Here's a few since I started watching the Dawgs in 1978:

2014: 41.3 ppg (ranked #8 in FBS) - OC Mike Bobo / John Lilly (Bowl Game) w/ RBs Todd Gurley & Nick Chubb, et al.
1992: 32 ppg (ranked #10 in Division I-A) - OC Wayne McDuffie w/ QB Eric Zeier, WR Andre Hastings, RB Garrison Hearst
1981: 31 ppg (ranked #9 in Division I-A) - OC George Haffner w/ RB Herschel Walker, WR Lindsey Scott, et al.

https://dawnofthedawg.com/2018/06/15/georgia-football-bulldogs-entertaining-offense/