ASRock X79 Extreme9 - Manual (Page 31)

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ASRock X79 Extreme9 Motherboard
English
2.6 SLI TM , 3-Way SLI TM and Quad SLI TM Operation Guide
This motherboard supports NVIDIA ® SLI TM , 3-Way SLI TM and Quad SLI TM (Scalable
Link Interface) technology that allows you to install up to three identical PCI Express
x16 graphics cards. Currently, NVIDIA
® SLI TM technology supports Windows ® XP /
XP 64-bit / Vista TM / Vista TM 64-bit / 7 / 7 64-bit OS. NVIDIA ® 3-Way SLI TM and Quad
SLI TM technology support Windows ® Vista TM / Vista TM 64-bit / 7 / 7 64-bit OS only.
Please follow the installation procedures in this section.
Requirements
1. For SLI TM technology, you should have two identical SLI TM -ready graphics
cards that are NVIDIA ® certified. For 3-Way SLI TM technology, you should
have three identical 3-Way SLI TM -ready graphics cards that are NVIDIA ®
certified. For Quad SLI TM technology, you should have two identical Quad
SLI TM -ready graphics cards that are NVIDIA ® certified.
2. Make sure that your graphics card driver supports NVIDIA ® SLI TM technology
(driver version 280.41 and later). Download the driver from NVIDIA website
(www.nvidia.com).
3. Make sure that your power supply unit (PSU) can provide at least the
minimum power required by your system. It is recommended to use
NVIDIA ® certified PSU. Please refer to NVIDIA ® website for details.
2.6.1 Graphics Card Setup
2.6.1.1 Installing Two SLI TM -Ready Graphics Cards
Step 1. Install the identical SLI TM -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.) Insert one graphics card
into PCIE1 slot and the other graphics card to PCIE4 slot. Make sure that
the cards are properly seated on the slots.
Step2. If required, connect the auxiliary power source to the PCI Express graph-
ics cards.