ASRock Fatal1ty X79 Professional Quick Installation Guide - Page 24

2.5.1.3 Installing Four SLITM-Ready Graphics Cards Step 1. Install the identical 4-Way SLITM-ready graphics cards that are NVIDIA® certified because different types of graphics cards will not work together properly. (Even the GPU chips version shall be the same.) Each graphics card should have two goldfingers for the ASRock SLI Bridge Card connectors. Insert one graphics card into the PCIE1 slot, another graphics card into the PCIE2 slot, the third graphics card into the PCIE4 slot and the last graphics card into the PCIE5 slot. Make sure that the cards are properly seated on the slots. Two Goldfingers Step2. Connect the auxiliary power source to the PCI Express graphics card. Please make sure that both power connectors on the PCI Express graphics card are connected. Repeat this step on the other graphics cards. Step3. Align and insert an ASRock SLI Bridge Card to the goldfingers of the first and second graphics card. Install the second ASRock SLI Bridge Card to the goldfingers of the third and fourth graphics card. Connect the second and the fourth graphics card with the ASRock SLI_Bridge_3S Card. Make sure the ASRock SLI Bridge Cards are firmly in place. English 2 ASRock SLI_Bridge Cards and an ASRock SLI_Bridge_3S 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. 24 Fatal1ty X79 Professional Series Motherboard