hothardware.com Tests the performance of the Nvidia 3-Way SLI using current top of the line parts.
"Since this performance preview is targeted to PC Gamers, to start things off we might as well play a game. Riddle us this... What would be the antithesis of a product like a thin and light Notebook PC that is energy efficient, eco-friendly, and performance-per-watt tuned for those of you on the go? Some of you may hazard a guess that it would be a high performance Desktop Replacement notebook machine or perhaps a Workstation computer of some sort. Those might be good answers but we'd beg to differ.
The real answer would be the sort of setup you see here..."