Setting Up Amd Crossfirex - Gigabyte GA-Z77X-UD3H User Manual

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Setting up AMD CrossFireX

A. System Requirements
- Windows 7, XP operating system
- A CrossFireX/SLI-supported motherboard with two PCI Express x16 slots and correct driver
- Two CrossFireX/SLI-ready graphics cards of identical brand and chip and correct driver
- CrossFireX (Note) /SLI bridge connectors
-
power requirement)
B. Connecting the Graphics Cards
Step 1:
Observe the steps in "1-5 Installing an Expansion Card" and install two CrossFireX/SLI graphics cards on the
PCIEX16 and PCIEX8 slots.
Step 2:
Insert the CrossFireX /SLI bridge connectors in the CrossFireX/SLI gold edge connectors on top of the
(Note)
cards.
Step 3:
Plug the display cable into the graphics card on the PCIEX16 slot.
C-1. To Enable CrossFireX Function
After installing the graphics card driver in the operating system, go to the
Catalyst Control Center. Browse to Performance\AMD CrossFireX
and ensure the Enable CrossFireX
selected and click Apply.
C-2. To Enable SLI Function
After installing the graphics card driver in the operating system, go
to the NVIDIA Control Panel. Browse to the Set SLI and Physx
screen and ensure Maximize 3D performance is
enabled.
(Note) The bridge connector(s) may be needed or not depending on
your graphics cards.
Procedure and driver screen for enabling CrossFireX/SLI technology may differ by graphics cards
and driver version. Refer to the manual that came with your graphics cards for more information
about enabling CrossFireX/SLI technology.
When two or more graphics cards are installed, we recommend that you connect the SATA power
cable(s) from the power supply to the ATX4P1 connector to ensure system stability.
™
™ check box is
- 19 - Hardware Installation