Installing Three Crossfirex™ Graphics Cards - Asus P9X79 LE User Manual

5.1.4 Installing three CrossFireX™ graphics cards
1. Prepare three CrossFireX-ready graphics cards.
2. Insert the three graphics card into the PCIEX16 slots. If your motherboard has more
than three PCIEX16 slots, refer to Chapter 1 in this user manual for the locations of the
PCIEX16 slots recommended for multi-graphics card installation.
3. Ensure that the cards are properly seated on the slots.
5. Connect three independent auxiliary
power sources from the power supply to
the three graphics cards separately.
6. Connect a VGA or a DVI cable to the
graphics card.
ASUS P9X79 LE 5-3