In building up a used hardware system desktop. I have an ASUS P5GVMX Motherboard and a Pentum 4 Prescott 3.62Ghz CPU and two dfferent sets of PC3200 non ECC RAM that are matchng 1GB sets and 512MB sets. What are thye compatibility factors, nvolved wth these parts beng used together. I am usng a Thermaltake420watt PSU. Thermaltake CPU cooler/heatsink. I want to run XP PRO 2005 Servor 64Bit OS. Wll these wor together and or are there concerns don't now about usng ths combination of hardware. I now that this Prescott 3.62 was the first P4 to be able to use 64Bit.