Your point is well taken.
2019: Duke 42-3 (Duke is Duke)
2018: Louisville 51-14 (went 2-10)
2017: FSU 24-7 (As you said, it was 13-7 with 1:50 left in the 3rd)
2016: USC 52-6 (legit blowout against a good team)
2015: Wisconsin 35-17 (14-7 at halftime but good win)
2014: West Virginia 33-23...