- 19 - Hardware Installation
1-6 Setup of ATI CrossFireX
™
/NVIDIA SLI Conguration
A. System Requirements
- Windows Vista or Windows 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
- Two CrossFire
(Note )
/SLI bridge connectors
- A power supply with sufcient 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/SLI graphics cards on the
PCI Express x16 slots. For optimum graphics performance, be sure to install the cards on the PCIEX16_1
and PCIEX8_1 slots.
Step 2:
Insert the CrossFire
(Note)
/SLI bridge connectors in the CrossFireX/SLI gold edge connectors on top of the two
cards.
Step 3:
Plug the display cable into the graphics card on the PCIEX16_1 slot.
C. Conguring the Graphics Card Driver
C-1. To Enable CrossFireX Function
After installing the graphics card driver in the operating system, go to
the ATI Catalyst Control Center. Browse to the CrossFireX menu
and ensure the Enable CrossFireX
™
check box is selected.
(Note) The bridge connectors may be needed or not depending on your graphics cards.
Procedure and driver screen for enabling CrossFireX/SLI technology may differ by graphics cards.
Refer to the manual that came with your graphics cards for more information about enabling Cross-
FireX /SLI technology.
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 Conguration
screen and ensure the Enable SLI technology check box is se-
lected.
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