Gigabyte GA-880GMA-USB3 - Setup of the ATI Hybrid Crossfirex Configuration

- 19 - Hardware Installation
1-6 Setup of the ATI Hybrid CrossFireX
™
Conguration
Combining the onboard GPU with a discrete graphics card, ATI Hybrid CrossFireX can provide signicantly
advanced display performance for AMD platform. Read the following instructions on conguring an ATI Hybrid
CrossFireX system.
A. System Requirements
- Windows 7/Vista operating system
- An ATI Hybrid CrossFireX-supported motherboard and correct driver
- An ATI Hybrid CrossFireX-supported graphics card
(Note 1)
B. Connecting the Graphics Cards
Step 1:
Observe the steps in "1-5 Installing an Expansion Card" and install an ATI Hybrid CrossFireX-supported
graphics card on the PCIEX16 slot.
Step 2:
Plug the display cable into the onboard graphics port on the back panel.
C. BIOS Setup
Enter BIOS Setup to set the following items under the Advanced BIOS Features menu:
- Set Internal Graphics Mode to UMA.
(Note 2)
- Set UMA Frame Buffer Size to 256MB or 512MB.
(Note 2)
- Set Surround View to Disabled.
- Set Init Display First to OnChipVGA.
D. Conguring the Graphics Driver
After installing the motherboard driver in the operating system, go
to the ATI Catalyst
™
Control Center. Select CrossFire
™
on the
Graphics menu on the upper left corner and ensure the Enable
CrossFire
™
check box is selected.
(Note 1) You do not have to install the graphics card driver if the motherboard chipset driver has been in-
stalled.
(Note 2) To change the Internal Graphics Mode or UMA Frame Buffer Size setting in BIOS Setup, be sure
to disable the CrossFire function in the operating system rst.