XFX nForce 680i User Manual page 124

Installing and Configuring the XFX nForce 680i SLI Motherboard
Use the following procedure to build your NVIDIA SLI-Ready PC system:
1. Install two SLI-Ready graphic cards into the two outer black PCI Express
x16 slots on the motherboard. Be sure to seat the graphic cards into the
connectors.
110
Two SLI graphics
cards installed in
the outer two
(block) PCI
Express slots on
the motherboard.
Note the blue PCI
Three PCI Express
graphics cards
installed. Only the
two outer cards
will be SLI'ed
using the SLI
Connector
shipped in your