Battlefield 3 Nvidia Surround GTX 680 4gb SLI vs GTX 780 SLI

Check out my channel if you want to see Tomb Raider running on my GTX 680's. PC Specs: NZXT Switch 810 SE - Matte Black i7 3770k Overclock to 4.3ghz 2 x EVGA GTX 780 Gigabyte Intel Z77 Dual Thunderbolt ATX Motherboard Corsair Vengeance 16 GB ( 4 x 4 GB ) DDR3 1600 MHz (PC3 12800) Crucial m4 256GB 2.5-Inch Solid State Drive SATA 6Gb/s WD Caviar Black 1TB SATA HDD EVGA Supernova 1300G2 PSU Corsair H100i TP-LINK TL-WDN4800 Dual Band Wireless Adapter 3 x Asus VG248QE Monitors 2 x NZXT Sentry Mesh Fan Controllers NZXT HUE RGB LED Controller Corsair Vengeance K95 Keyboard Razor Deathadder 2013 Mouse