Setting Up Ati Crossfirex ™ Configuration - Gigabyte GA-890FXA-UD5 User Manual

1-6 Setting up ATI CrossFireX
A. System Requirements
- The 2-Way CrossFireX technology currently supports Windows XP, Windows Vista, and Windows 7 operating systems
- The 3-Way CrossFireX technology currently supports Windows Vista and Windows 7 operating systems only
- A CrossFireX-supported motherboard with two/three PCI Express x16 slots and correct driver
- Two/three CrossFireX-ready graphics cards of identical brand and chip and correct driver
(Current ATI GPUs that support 3-Way CrossFireX technology include the Radeon HD 3800 series, Radeon HD 4800
and Radeon HD 5800 series.)
- CrossFire bridge connector(s)
(Note)
- A power supply with sufficient 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/three/four CrossFireX-ready graphics cards on the
PCI Express x16 slots. The following table shows the recommended CrossFireX configurations with two/three cards.
Recommended 2/3-Way CrossFireX Configurations:
PCIEX16_1
2-Way
a
3-Way
a
Step 2:
Insert the CrossFire bridge connector(s) in the CrossFireX gold edge connectors on top of the two/three 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
(Note) The bridge connectors may be needed or not depending on your graphics cards.
Procedure and driver screen for enabling CrossFireX technology may differ by graphics cards.
Refer to the manual that came with your graphics cards for more information about enabling Cross-
FireX technology.
PCIEX16_2 PCIEX4 PCIEX8
- -
a
- -
a
For 2-Way CrossFireX:
After installing the
graphics card driver in
the operating system, go
to the Catalyst Control
Center. Browse to the
CrossFireX menu and
select the Enable
CrossFireX
check box.
™
Click OK to apply.
Configuration
™
- -
a
- 19 -
For 3-Way CrossFireX:
Browse to the CrossFireX
menu, select the Enable
CrossFireX check box,
™
and select the 3 GPUs
combination. Click OK to
apply.
Hardware Installation