I am running an Athlon 750 MHZ overclocked to 825 MHZ. I have Windows XP Pro and am only running on 128 megs of PC-133 SDRAM. Its an Epox 7KXA board with KX-133 chipset. If I add another 128 meg stick, will I notice a performance increase? It doesnt do bad now, but was just wondering..... Thanks..