With the exclusive AI Selector, users of the A8N-SLI Premium, the enhanced version of the popular A8N-SLI Deluxe, no longer need to open the PC case and unplug and plug the selector card on the motherboard to change graphics card modes. The A8N-SLI Premium is the only motherboard on the market equipped with programmable switch IC to eliminate the hassle of opening the PC case to switch between two PCI Express x8 SLI mode and one PCI Express x16 mode.

Asus Press Release