ASROCK X79 Extreme4-M User Manual page 22

Step3. Align and insert the ASRock SLI_Bridge Card to the goldfi ngers on each
graphics card. Make sure the ASRock SLI_Bridge Card is fi rmly in place.
ASRock SLI_Bridge Card
Step4. Connect a VGA cable or a DVI cable to the monitor connector or the DVI
connector of the graphics card that is inserted to PCIE1 slot.
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