6.1ATI® Hybrid CrossFireX™

The motherboard supports the ATI® Hybrid CrossFire™ technology that allows you to install multi-graphics processing units (GPU) CrossFireX cards.

6.1.1System requirements

Before using ATI Hybrid CrossFireX, ensure that your system meets the following basic requirements:

•Operating System: Windows® Vista

•Memory capacity: Minimum 1GB

•On-board graphics RAM: 256MB

•Add-on GPU: HD2400 PRO/HD2400 XT/HD3450/HD3470

• Visit the AMD official website at www.amd.com for the Hybrid CrossFireX selected GPUs.

•Currently, Hybrid CrossFireX supports only one discrete GPU which works with the integrated GPU.

6.1.2Before you proceed

Configure the BIOS settings for the graphics card to support ATI Hybrid CrossFireX.

To set Internal Graphics

1.Press <Del> during the Power-On-Self-Test (POST) to enter the BIOS Setup utility.

2.Select Advanced > Chipset > Internal Graphics Configuration, set UMA Frame Buffer Size to [256MB], and set Surround View to [Enabled].

 

 

Advanced

 

 

 

 

 

 

 

 

 

 

 

Internal Graphics Configuration

 

Options

 

Internal Graphics Mode

[UMA+SIDEPORT]

 

Auto

 

UMA Frame Buffer Size

[256MB]

 

 

32MB

 

SIDEPORT Clock Speed

[400MHz]

 

 

64MB

 

SIDEPORT Memory Voltage

[Auto]

 

128MB

 

GFX Engine Clock Override

[Disable]

 

256MB

 

UMA-SP Interleave Mode

[Auto]

 

512MB

 

 

 

 

 

 

 

Surround View

[Enabled]

 

 

 

 

NB Azalia

[Enable]

 

 

3.Press <F10> to save the changes and exit BIOS settings. Select OK to confirm.

ASUS M3A78-T

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