we have a sticky thread (one that never moves) at the top of the overclocking forum / read thru it / then make sure you read the two links about overclocking AMD cpus
then once you get a primary understanding / we can get started
in the mean time / I would run memtest for at least two hours on each stick of ram >>>> make sure to run only one stick of ram at a time
use the ram slot closest to the cpu for single stick usuage
http://www.memtest.org/#downiso
both floppy disk and bootable cd-rom are there in link (free)