Asus P8P67 WS Revolution - Manual (Page 158)

5-10 Chapter 5: Multiple GPU technology support
B5. The NVIDIA Control Panel window
appears.
Enabling Dual SLI settings
From the NVIDIA Control Panel window,
select
Set SLI Configuration. Click Enable
SLI and set the display for viewing SLI
rendered content. When done, click Apply.
Enabling Triple SLI settings
1. From the NVIDIA Control Panel
window, select
Set SLI Configuration,
and then click Enable 3-way NVIDIA
SLI. When done, click Apply.
2. Select the 3D Settings tab and enable
the Show SLI Visual Indicators item.
When this item is enabled, a green bar
appears on the left side of the screen
while 3D demonstrations are rendered,
indicating the 3-way SLI status.