jyandmc

i have run ccleaner before and its nice but i prefer to use eusing free for registry cleaner and steven gould's cleanup! for getting rid of temp files/folders. try it

You should also make sure that you have all memory in the right banks. The original memory is most-likely running in dual channel, requiring the paired dimms in their appropriate slots. Make sure you're not trying to pair the new stick with one of the 512s (unlikely). Slots should be …