Its somewhere very close to your actual performance. You wont get a 1200 rating unless you performed at that level. I believe you also have to play a minimum # of games.
Getting a FIDE rating

There is a new Fide online website that will be giving fide ratings
Are you serious? What is the name of it :) ?

There is a new Fide online website that will be giving fide ratings
online fide ratings, that dont count OTB.

I tried to find the forum where this was brought up but I think it was taken down. The title was anti chess.com

Found it. www.arena.myfide.net

all rating fide are over 2000
My FIDE rating is 1538.
All fide rating (over 18 years old) is +2000
I tried fide online arena thing.
It required a download that was supposed to start automatically but it never started.
fail
when you get a fide rating for the first time is it equal to your rating performance or 1200?