ASRock Z77 Extreme11 - Manual (Page 50)

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ASRock Z77 Extreme11 Motherboard
English
2.16 CrossFireX TM , 3-Way CrossFireX TM , 4-Way CrossFireX TM
and Quad CrossFireX TM Operation Guide
This motherboard supports CrossFireX TM , 3-way CrossFireX TM , 4-way
CrossFireX TM and Quad CrossFireX TM that allows you to install up to four
identical PCI Express x16 graphics cards. Currently CrossFireX TM , 3-way
CrossFireX TM , 4-way CrossFireX TM and Quad CrossFireX TM are supported
with Windows ® Vista TM / Vista TM 64-bit / 7 / 7 64-bit / 8 / 8 64-bit OS.
1. You should only use identical CrossFireX TM -ready graphics cards that
are AMD certified.
2. Make sure that your graphics card driver supports AMD CrossFireX TM
technology. Download the drivers from the AMD’s website:
www.amd.com
3. Make sure that your power supply unit (PSU) can provide at least the
minimum power your system requires. It is recommended to use a
AMD certified PSU. Please refer to the AMD’s website for details.
4. If you pair a 12-pipe CrossFireX TM Edition card with a 16-pipe card,
both cards will operate as 12-pipe cards while in CrossFireX TM mode.
5. Different CrossFireX TM cards may require different methods to enable
CrossFireX TM . Please refer to AMD graphics card manuals for detailed
installation guide.
2.16.1 Installing Two CrossFireX TM -Ready Graphics Cards
Step 1. Insert one graphics card into PCIE1 slot and the other graphics
card to PCIE5 slot. Make sure that the cards are properly seated
on the slots.