If the memory physically fits into the slots and the tabs lifted up and locked into place its fine, when computer boots go into bios and check the timings are correct, somtimes the bios will load defaults that are supposed to run most memory but the bios goofs from time to time, timmings should be on a sticker on the ram.

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Q6600-P5K Premium+Alphacool w/blocks
EVGA 8800gt+Koolance w/block
Samsung f1 raid0 +f2 hard drives
Enermax infinity 650w

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