2.Insert the first graphics card into the PCIEX16_1 slot (blue), the second into the PCIEX16_3 slot (white), and the third into the PCIEX16_2 slot (blue). Make sure that the cards are properly seated on the slots.

3.Align and firmly insert the 3-way SLI bridge connector to the goldfingers on each graphics card. Make sure that the connector is firmly in place.

3-way SLI bridge connector

ASUS P5N64 WS Professional

6-3