Setting Up Amd Crossfirex ™ /Nvidia Sli Configuration; Configuring The Graphics Card Driver - Gigabyte GA-X79-UD3 User Manual

1-6 Setting up AMD CrossFireX
A. System Requirements
The 2-Way CrossFireX and 2-Way SLI technologies currently support Windows 7, Vista, XP operating systems
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The 3-Way/4-Way CrossFireX/SLI technologies currently support Windows 7 and Vista operating systems
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A CrossFireX/SLI-supported motherboard with two/three/four PCI Express x16 slots and correct driver
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Two/three/four CrossFireX/SLI-ready graphics cards of identical brand and chip and correct driver
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(Current GPUs that support 3-Way/4-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/4-Way SLI technology in-
clude 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 /SLI bridge connectors
- (Note )
A power supply with sufficient power is recommended
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requirement)
B. Connecting the Graphics Cards
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 configuration, we recommend installing the graphics cards on the PCIEX16_1 and PCIEX16_2
slots. )
Step 2:
Insert the CrossFireX /SLI bridge connectors in the CrossFireX/SLI gold edge connectors on top of the cards.
(Note)
Step 3:
Plug the display cable into the graphics card on the PCIEX16_1 slot.
C. Configuring the Graphics Card Driver
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
(Available combination options are dependent on the number of graphics cards
you install.)
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 Configuration screen and
ensure Maximize 3D performance is enabled.
(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 CrossFireX/SLI technology.
/NVIDIA SLI Configuration
™
(Refer to the manual of your graphics cards for the power
(Note)
Configuration
™
check box is selected and click Apply.
™
- 19 - Hardware Installation