Hi!
I have Fedora 7 and it works great!. I have not installed Fedora 8, but I tried the Live-CD and it looks awesome.
Basically it depends on your decision, why don't you download a Fedora 7 and Fedora 8 Live-CD and try them.
By the way read this post, it will help you:
http://www.linuxquestions.org/questi...-linux-524948/