ericnel

Hi Everyone
I have a brand new cpu
-antec Twelve Hundred
-intel QX9650
-MSI N9800GX2
-4GB viper pc3-12800
-74 gb raptor velocity 10,000 rpm
-1000w thermaltake toughpower
and ...
the important is there i am running on vista64x but i like better win xp but only have 32bit software and xp takes only up to 2.5/3.5 gb depending on the machine and i would like to now wath i should do. Im lost and would like to get the best performance gamming for the stuck i buyed but without lowering my ram and ima be overcloking my cpu and ram

PS: I heard that windows xp server 2003 took up to 4 gb of ram but does anyone think i should change.

Thanks in advance.
Eric