2U PCI-X/PCI-E Combo Riser Card.
2*PCI-64 + 1*PCI-E x16 on motherboard slot-7.

The middle PCIX-64 riser connector(main) linked to the gold finger is connected to the motherboard PCIX-64 slot-6.

The bottom PCX-64 riser connector(shared) linked w/8-wires paddle link is connected to the next PCIX-64 slot-5.

The top PCI-E x16 riser connector connects to the motherboard PCI-E x16 slot-7 via another PCB card attached in the back.

For expansion of 1*PCI-E x16 on slot-7 and 2*PCI-X 64bit on slot-5 and slot-6.such as Asus K8N-LR.