i have p4 2.4. winfastmx440 and 80gb western digital 2mb and not sure if it is ddr33 or ddr400 kingston ram with 250w psu and asusp4pe board what you guys suggest me to get for 140$ i couldnt pass 165fsb with this cpu but the ram can handle up to 440mhz is it becase of the ram or the cpu?and my temps are around 39-40C with stock fan is it because of the heat?thks...