i'd get a quad
the only reason to get a dual is for gaming, but a quad tends to do better for multitasking. and it seems like you'd make more use of it, especially if you encode videos. the Q9400/Q9550 would be good
the only reason to get a dual is for gaming, but a quad tends to do better for multitasking. and it seems like you'd make more use of it, especially if you encode videos. the Q9400/Q9550 would be good