EVGA nForce 122-CK-NF68-XX User Manual page 159

Installing and Configuring the EVGA nForce 680i SLI Motherboard
2. Connect the PCI Express supplementary power connectors from the
system power supply to each of the graphic cards:
3. Install the NVIDIA SLI connector across the two outer graphics cards as
shown below. Each SLI-Ready graphics card has an SLI finger on the upper
side of the card.
108
From Power Supply
Install the SLI connector
onto the two outer cards.