Giant Ape is a Huge beast with unaligned alignment and Challenge Rating 7 in the 2014 SRD. This stat block includes AC 12, 157 hit points, speeds, traits, and actions.
Multiattack - The ape makes two fist attacks.
Fist - Melee Weapon Attack: +9 to hit, reach 10 ft., one target. Hit: 22 (3d10 + 6) bludgeoning damage.
Rock - Ranged Weapon Attack: +9 to hit, range 50/100 ft., one target. Hit: 30 (7d6 + 6) bludgeoning damage.