ATI Technologies RADEON X1950 XTX - Manual (Page 50)

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5 Which slot does the CrossFire ™ Master card go into on the
motherboard?
The CrossFire ™ Master card must go into the primary PCI Express ®
slot (slot zero) on the motherboard.
Note: To determine which PCIe ™ slot is the primary slot, consult
your motherboard manual.
Alternately, to determine whether or not a CrossFire ™ Edition card is
in the correct slot, connect your display directly to the DVI-I
connection on the Master graphics card instead of using the
CrossFire
™ connector, with both graphics cards seated in their
respective slots on the motherboard. If an image appears on the screen
upon boot-up, the card has been placed in the correct slot on the
motherboard.
6 Are 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: