1-6 Setting up AMD CrossFire
™
/NVIDIA
®
SLI
™
Conguration
• Procedure and driver screen for enabling CrossFire/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 CrossFire/SLI technology.
• When two or more graphics cards are installed, we recommend that you connect the SATA power
cable from the power supply to the ATX4P connector to ensure system stability.
(Note) Thebridgeconnector(s)maybeneededornotdependingonyourgraphicscards.
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 CongureSLI, Surround,
Physx screen and ensure Maximize 3D performance is enabled.
A. System Requirements
- Windows 8.1/8/7 operating system
- A CrossFire/SLI-supported motherboard with two or more PCI Express x16 slots and correct driver
- CrossFire/SLI-ready graphics cards of identical brand and chip and correct driver
(CurrentGPUsthatsupport3-WayCrossFiretechnologyincludetheATIRadeon
™
HD 3800, HD 4800, HD
5800 series, and AMD Radeon
™
HD 6800, HD 6900, HD 7800, and HD 7900 series. For the latest GPU
supportinformation,pleaserefertotheAMDwebsite.)
- CrossFire
(Note)
/SLI bridge connectors
- Apowersupplywithsufcientpowerisrecommended(Refertothemanualofyourgraphicscardsforthe
powerrequirement)
B. Connecting the Graphics Cards
Step 1:
Observe the steps in "1-5 Installing an Expansion Card" and install CrossFire/SLI graphics cards on the PCI
Expressx16 slots. (Toset up a 2-Wayconguration, we recommend installingthe graphics cards onthe
PCIEX16andPCIEX8slots.)
Step 2:
Insert the CrossFire
(Note)
/SLI bridge connectors in the CrossFire/SLI gold edge connectors on top of the cards.
Step 3:
Plug the display cable into the graphics card on the PCIEX16 slot.
C.ConguringtheGraphicsCardDriver
C-1. To Enable CrossFire Function
After installing the graphics card driver in the operating system, go
to the AMD Catalyst Control Center. Browse to Performance\
AMD CrossFireX
™
and ensure the Enable AMD CrossFireX
check box is selected. If your system has more than two CrossFire
cards, select the GPU combination you want to use and click Ap-
ply.(Availablecombinationoptionsaredependentonthenumber
ofgraphicscards.)