Reputation Power determines the number of reputation points added to other users:
For every 200 reputation points a user possesses, he or she adds one point to their reputation power.
For every 2500 posts a user possesses, he or she adds one point to their reputation power.
Note: These are rough guesses so your actual reputation given may be different
Administrators may set other reputation power modifiers.
The maximum amount of reputation power a user can obtain is 4.
Moderators can give and remove up to 12 reputation points and anywhere in between.
Administrators have a reputation power level of over nine thousand.