Patent ID: 7443696

Claim:
A connecting apparatus comprising: a riser card comprising: a first slot adapted to have a first card inserted therein; a second slot adapted to have a second card, which is different from the first card, inserted therein; a first connector connecting to the first slot, with a serial of first signal pads set on one side thereof, the other side of the first connector being blank; and a third connector connecting to the second slot, with a serial of second signal pads set on the same side thereof as the first connector, the other side of the second connector being blank; and a slot defined on a circuit board for the riser card inserted therein, the slot comprising a first portion, a series of first signal pins corresponding to the serial of first signal pads set along one side of the first portion, a series of second signal pins corresponding to the serial of second signal pads set along the other side of the first portion.