Asus M5A99X EVO - Manual (Page 129)

ASUS M5A99X EVO 5-1
Chapter 5
5.1.2 Before you begin
For ATI CrossFireX to work properly, you have to uninstall all existing graphics card drivers
before installing ATI CrossFireX graphics cards to your system.
To uninstall all existing graphics card drivers:
1. Close all current applications.
2. For Windows XP, go to Control Panel > Add/Remove Programs.
For Windows Vista, go to Control Panel > Programs and Features.
3. Select your current graphics card drivers.
4. For Windows XP, select Add/Remove.
For Windows Vista, select Uninstall.
5. Turn off your computer.
5.1 ATI ® CrossFireX™ technology
The motherboard supports the ATI ® CrossFireX™ technology that allows you to install
multi-graphics processing units (GPU) graphics cards. Follow the installation procedures in
this section.
5.1.1 Requirements
• Prepare two identical CrossFireX-ready graphics cards or one CrossFireX-ready dual-
GPU graphics card that are ATI
® certified.
• Ensure that your graphics card driver supports the ATI CrossFireX technology.
Download the latest driver from the AMD website at www.amd.com.
• Ensure that your power supply unit (PSU) can provide at least the minimum power
required by your system. See Chapter 2 for details.
• We recommend that you install additional chassis fans for better thermal environment.
• Visit the AMD ATI website for the latest graphics card support list. Visit the AMD ATI website for the latest graphics card support list.
Chapter 5: Multiple GPU technology support
Chapter 5