While the top-two motherboard makers are attempting to keep the volume moving, other motherboard makers are coming under severe pressure.
Meanwhile, facing the top-2 players' fierce competition, non-top-2 motherboard players are expected to see even worse shipment drops in the quarter.
Both Asustek and Gigabyte shipped around eight million motherboards in the first half, but in the third quarter, the two vendors saw their shipments return to five million units thanks to Intel's new Skylake platform heating up demand.