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- 19 - Hardware Installation
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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.
1-6 Setting up AMD CrossFire ™ /NVIDIA ® SLI ™
Coniguration
(Note) The bridge connector(s) may be needed or not depending on your graphics cards.
C. Coniguring the Graphics Card Driver
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 ™
Coniguration
and ensure the Enable AMD
CrossFireX check box is selected. If your system have more than
two CrossFire cards, select the GPU combination you want to use
and click
Apply
. (Available combination options are dependent on
the number of graphics cards.)
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
(Current GPUs that support 3-Way/4-Way CrossFire technology include the ATI Radeon
™
HD 3800, HD
4800, HD 5800 series, and AMDRadeon ™ HD 6800, HD 6900, HD 7800, and HD 7900 series. Current
GPUs that support 3-Way/4-Way SLI ™ technology include the NVIDIA 8800 GTX, 8800 Ultra, 9800 GTX,
GTX 260, GTX 280, GTX 470, GTX 480, GTX 570, GTX 580, GTX 590, and GTX 600 series.) For the
latest GPU support information, please refer to the AMD/NVIDIA
®
website.)
- CrossFire
(Note)
/SLI bridge connectors
-
A power supply with suficient 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 CrossFire/SLI graphics cards on the PCI
Express x16 slots. (To set up a 2-Way coniguration, we recommend installing the graphics cards on the
PCIEX16_1 and PCIEX16_2 slots.)
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_1 slot.
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
Conigure SLI, Surround,
PhysX screen and ensure Maximize 3D performance is enabled.