These are some super helpful replies.
Anyway, if you've switched out your ram and it started fine with one stick, try putting one stick in each of the slots. Could something happened to the board, power outages/surge and if you didnt have a surge protector on it it could very well have done something. Sounds pretty odd to me, I'm sure someone like enigma can help a bit more as I dont have a lot of diagnosing experience. Him or monkey are probably your best bet. I'd say terry taco but i think he died.