NVIDIA proofs guys aren't the only ones to play around with SLI rigs:
After playing Crysis (my first FPS) at GeForce LAN 4 last November, I was hooked on the game and, frankly, the gaming experience in general. But when I tried to play Crysis on an ancient desktop with an Athlon 64, the game took 10 minutes to load and stuttered with every step and shot I took. I decided it was time to join ranks with my fellow NVIDIANs and build my own SLI system.
I've upgraded graphics cards, audio cards, and power supplies before, but had never built a system from the ground up. My first step was to watch Phil and Tony's awesome How-To Guide on SLI Zone to learn the basics and know exactly what components I needed. Here's what I started with after about five different trips to Fry's..