Intelligence has a very specific way of being ranked. It ranges from 0 to 10.
0: Impossible to think (Inanimate Objects, Rocks, Plastic, Average American)
1: Average Human (You)
2: Thinker (Smart person)
3: Strategizer (Bobby Fisher)
4: Mastermind (Adolf H.)
5: Revolutionizer (Stephen Hawking, I. Newton, Steve Jobs, Bill Gates)
6: Game-Changer (Advanced AI, Cortana)
7: SuperKnower (Central Computer of any major organization)
8: Ultimate Nerd (Braniac)
9: The Wise (He who has seen everything)
10: Omnintelligence (He who knows all)
Note: Omnintelligence is unnatainable, Period.