Someone just gave me an SN85G4V2, but there is one problem, i get blue screened everytime i try 2 install windows i think it might be my video card or my memory. i have a sapphire aTI radeon 9550 256mb DR & i hav 1 gig of memory (2x 512) 1 is supertalent & 1 is kingston. im not sure what the problem is plz help