Asus P7P55D Deluxe User Manual download pdf (Page 125)

ASUS P7P55D Deluxe 5-1

Chapter 5

Chapter 5: Multiple GPU technology support

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

• In CrossFireX mode, you should have two identical CrossFireX-ready graphics cards or

one CrossFireX-ready dual-GPU graphics card that are ATI

certied.

• In Triple CrossFireX mode, you should have three identical CrossFireX-ready graphics

cards that are ATI

certied.

• Ensure that your graphics card driver supports the ATI CrossFireX technology.

Download the latest driver from the AMD website (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.

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 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 driver/s.

4. For Windows XP, select Add/Remove.

For Windows Vista, select Uninstall.

5. Turn off your computer.

• We recommend that you install additional chassis fans for better thermal environment.

• The ATI Triple CrossFireX technology is currently supported by Windows

Vista

operating system only.

• Visit the ATI Game website (http://game.amd.com) for the latest certied graphics card

and the supported 3D application list.

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Asus P7P55D Deluxe User Manual Page 125