R1: GGG (via jabs)
R2: Canelo (clear round via power strikes)
R3: GGG (close round)
R4: GGG (Canelo picked up his pace towards the last minute of the round)
R5: Canelo (GGG landed a few decent shots, but Canelo threw more volume)
R6: GGG (GGG picked it up this round)
R7: Canelo (another close round; I liked what I saw from Canelo a little bit more)
R8: tie (too hard of a round for me to score)
R9: GGG (good round for GGG; Canelo was inactive through the first 2 minutes and turned it up during the last minute, but GGG kept up the pace)
R10: GGG (good round for GGG, and he hurt Canelo)
R11: Canelo (GGG started good, but Canelo kept landing clean shots during the last minute)
R12: GGG (clear round for GGG; way more cleaner shots landed)
GGG 7 rounds, Canelo 4 rounds, 1 round a tie
GGG wins, imo.