Chapter 3 Amd Crossfirex Technology; Amd Crossfirex Introduction; Installing Additional Amd Crossfirex-Capable Graphics Cards - AMD Radeon HD 6750 User Manual

Note: These features are only available for AMD Radeon HD 6750/6770 graphics cards
with AMD CrossFireX™ connections.
3.1 AMD CrossFireX™ Introduction
AMD CrossFireX is a multi-GPU (graphics processing unit) performance gaming
platform. It enables two graphics processors installed in a single computer to work
together to improve system performance, creating a high-performance gaming
platform. AMD CrossFireX setup involves two graphics cards and works with all 3D
games and applications.
Once your graphics cards have been installed, you can enable and configure
AMD CrossFireX support using the AMD CrossFireX user interface contained within
the Catalyst™ Control Center software.
3.2 Installing Additional AMD CrossFireX™-capable
Graphics Cards
These instructions assume that a PCIe® graphics card has already been successfully
installed in the secondary slot (slot one), and that the primary slot (slot zero) is empty.
Note: Consult your system builder or OEM to ensure that your system has an
adequate power supply.
For an up-to-date listing of AMD CrossFireX certified motherboards and power
supplies, see support.amd.com/us/certified/Pages/certified-components.aspx.
1. Make sure the computer, monitor, and other peripheral devices are off.
2. Unplug the computer power cord and disconnect the monitor cable from the
3. Remove the computer cover.
© 2010 Advanced Micro Devices, Inc.
AMD CrossFireX™ Technology
back panel of the computer.
Caution:
To avoid possible damage to the motherboard, wait approximately 20 seconds
after unplugging the power cord before disconnecting a peripheral or
removing a component from the motherboard.
If necessary, consult the computer manual for help removing the cover.
Chapter 3
AMD Radeon™ HD 6750/6770