1-6 SettingupAMDCrossFireX™/NVIDIASLIConguration
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.
(Note) The bridge connector(s) may be needed or not depending on your graphics cards.
C.ConguringtheGraphicsCardDriver
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\
AMDCrossFireX™Conguration and ensure the Enable
CrossFireX™ check box is selected. Select the GPU combination
you want to use and click Apply. (Available combination options
are dependent on the number of graphics cards.)
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
Conguration screen and ensure Maximize 3D performance is
enabled.
A. System Requirements
- Windows 7 or Windows Vista operating system
- A CrossFireX/SLI-supported motherboard with two/three PCI Express x16 slots and correct driver
- Two/three CrossFireX/SLI-ready graphics cards of identical brand and chip and correct driver
(Current GPUs that support 3-Way CrossFireX technology include the ATI Radeon HD 3800, HD 4800,
HD 5800 series, and AMD Radeon HD 6800 and HD 6900 series. Current GPUs that support 3-Way SLI
technology include the NVIDIA 8800 GTX, 8800 Ultra, 9800 GTX, GTX 260, GTX 280, GTX 470, GTX 480,
GTX 570, GTX 580, and GTX 590 series.)
- CrossFireX
(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.ConnectingtheGraphicsCards
Step 1:
Observe the steps in "1-5 Installing an Expansion Card" and install CrossFireX/SLI graphics cards on the
PCI Express x16 slots. (To set up a 2-Way conguration, we recommend installing the graphics cards on the
PCIEX16_1 and PCIEX16_2 slots.)
Step 2:
Insert the CrossFireX
(Note)
/SLI bridge connectors in the CrossFireX/SLI gold edge connectors on top of the cards.
Step 3:
Plug the display cable into the graphics card on the PCIEX16_1 slot.