Green Bay -7.5pts won the game, which was not unexpected. The teams entered the game evenly matched; Green Bay -7.5pts had a 49% chance to win before the game started
The closest San Francisco +7.5pts ever got was at the very beginning of the game, when they had a 52% chance of winning, but Green Bay -7.5pts took control of the game from there and went on to earn the victory.