Gigabyte GA-990XA-UD3 - AMD CrossFireX Configuration; System Requirements for CrossFireX; Connecting and Configuring CrossFireX

- 19 - Hardware Installation
1-6 Setup of AMD CrossFireX
™
Conguration
Procedure and driver screen for enabling CrossFireX 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 technology.
(Note) The bridge connector(s) may be needed or not depending on your graphics cards.
A. System Requirements
- Windows 7, Windows Vista or Windows XP operating system
- A CrossFireX-supported motherboard with two PCI Express x16 slots and correct driver
- Two CrossFireX-ready graphics cards of identical brand and chip and correct driver
- CrossFireX bridge connector(s)
(Note)
- A power supply with sufcient power is recommended (Refer to the manual of your graphics cards for
the power requirement)
B. Connecting the Graphics Cards
Step 1:
Observe the steps in "1-5 Installing an Expansion Card" and install two CrossFireX graphics cards on the
PCIEX16 and PCIEX8 slots.
Step 2:
Insert the CrossFireX bridge connector(s)
(Note)
in the CrossFireX gold edge connectors on top of the two
cards.
Step 3:
Plug the display cable into the graphics card on the PCIEX16 slot.
C. Conguring the Graphics Card Driver
To Enable CrossFireX Function:
After installing the graphics card driver in the operating system, go to the Cata-
lyst Control Center. Browse to Performance\AMD CrossFireX Congura-
tions and ensure the Enable CrossFireX
™
check box is selected and click
Apply.