I have a INNO3D 9400gt Ge Force it has know power connector on the card its a small video card but it did come with a small wire about 1ft long and it has one white plug on one end and 2 black plugs one the other very small wire it v/card came with no instruction but does enought for me but what is this wire for and do i need to plug it p and where on my PC ---TY--SHUGG