3.
Insert one graphics card into one of the blue slots (PCIEX16_1). Make sure
that the card is properly seated on the slot.
4.
Insert the second graphics card into the other slot (PCIEX16_3). Make sure
that the card is properly seated on the slot.
If required, connect an auxiliary power source to the PCI Express graphics
cards.
ASUS P5N32-E SLI Plus
6-3