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CHAPTER 7:

CrossFire™ FAQ
The following are frequently-asked questions about CrossFire™.
For the latest information, please consult the CrossFire™ Web site at:
ati.com/crossfire
1What combination of products are required to build a working
CrossFire™ system?
Two components are required:
• two CrossFire™ Edition graphics card from the same brand-
family.
• a CrossFire™ Ready motherboard (which contains two PCIe™
X16 slots).
More information on the requirements for each of these components
can be found within this FAQ.
2What motherboards support CrossFire™?
The optimal configuration for a CrossFire™ system is one based on a
Radeon® Xpress 200 CrossFire™ Edition motherboard.
Motherboards from other manufactures will be certified as
CrossFire™ Ready when they become available.
3Are there specific CMOS motherboard settings for CrossFire™?
On some motherboards, the CMOS may be set by default to support
only a single PCI Express® X16 slot. Ensure that both PCIe™ X16
slots are enabled in the CMOS.
4Are there any software settings required for CrossFire™ to
work?
Yes, there is a setting in the Catalyst™ Control Center that needs to
be enabled for CrossFire™ to operate. When all of the hardware and
software has been properly set up and installed, the following
CrossFire™ aspect appears in Catalyst™ Control Center: