Asus Crosshair II Formula - Manual (Page 169)

ASUS Crosshair II Formula 6-1
6.1 NVIDIA ® SLI™ technology
The motherboard supports the NVIDIA ® SLI™ (Scalable Link Interface) technology
that allows you to install up to three identical PCI Express™ x16 graphics cards.
Follow the installation procedures in this section.
6.1.1 Requirements
• In Dual SLI mode, you should have two identical SLI-ready graphics cards
that are NVIDIA ® certified.
• In 3-way SLI mode, you should have three identical SLI-ready graphics cards
that are NVIDIA ® certified.
• Make sure that your graphics card driver supports the NVIDIA SLI technology.
Download the latest driver from the NVIDIA website (www.nvidia.com).
• Make sure that your power supply unit (PSU) can provide the minimum power
required by your system. See page 2-35 for details.
• The NVIDIA 3-way SLI technology is supported by Windows ® Vista™
operating system only.
• Visit the NVIDIA zone website (http://www.nzone.com) for the latest certified
graphics card and the supported 3D application list.