Do you know what gets our juices flowing even more than high-end hardware? It's having the opportunity to wrangle and evaluate multiple versions of a top-tier product. In this case, we've gone out and collected NVIDIA GeForce GTX 780 Ti graphics cards from three different enthusiast brands: EVGA, Gigabyte, and MSI. Each of the cards in this roundup go above and beyond NVIDIA's reference blueprint -- they're all factory overclocked, custom cooled, and designed to run quiet so you can hear when an enemy tries to sneak up on you...