No amount of juice can change a woman into a man.
EVERY single, not almost every, man in the UFC 135s would murder the female 135s.
Cyborg is a great fighter, all around, who took excessive amounts of gear for quite some time. That's it. If she's clean for the camp and the fight, not much difference there between her and RR or HH, except she's naturally a 15-20lb heavier woman than either of those.