P4 2.53 w/ 533 FSB need Memory

Hi I have the above CPU which memory would I need to at least try to run this at 800 FSB or is it possible to even get that high?, do I need to get a PC3200 or higher clock memory

P4 2.53 533 FSb

Thanks

No It Anit If You Want To Burn Up Your Cpu Whats Your Cpu Multiplyer?