Stack Overflow has this list to show what power you have given your score. Has it always been the same?
15 Vote up
15 Flag offensive
50 Leave comments†
100 Vote down (costs 1 rep)
100 Edit community wiki posts
200 Reduced advertising
250 Vote to close or reopen your questions
250 Create new tags
500 Retag questions
1000 Show total up and down vote counts
2000 Edit other people's posts
3000 Vote to close or reopen any questions
10000 Vote to delete closed questions, access to moderation tools
Additionally, did the early users with the Beta badge have some benefit?