EVGA NFORCE 680I SLI 122-CK-NF68-XX - Manual (Page 160)

Installing and Configuring the EVGA nForce 680i SLI Motherboard
109
Install NVIDIA SLI Software
Upon power up, the operating system recognizes the new NVIDIA SLI-Ready
components and displays the
Found New Hardware message.
Your motherboard shipped with a set of drivers that you must install. Once
these drivers are installed, reboot your system.
As part of the NVIDIA Unified Driver Architecture, NVIDIA drivers include a
full set of controls for SLI systems.
Go to
http://www.slizone.com/content/slizone/drivers.html and download the latest
SLI graphics drivers.
With the new drivers installed, reboot your system. After this reboot, the
following SLI capable system message displays to let you know that your
hardware and software components have been installed properly.
Click on this message to enable your NVIDIA SLI.