By now you've probably read numerous NVIDIA SLI guides for constructing a Windows gaming rig but for your viewing pleasure today we have our first Linux SLI primer, as the NVIDIA Rel80 drivers are on the heels of a public launch, which bring fourth initial SLI support. In this guide, we share some basic information for choosing graphics cards, power supplies, and motherboards that are NVIDIA Scalable Link Interface certified. In addition we share a few tidbits about the Linux software setup along with screenshots.