I've seen a lot of talk across the internet saying that BF4 is broken, so, I decided to take it for a little spin. Works just fine: Battlefield 4 Multiplayer - Nvidia Surround - GTX 670 3-Way SLI:
I'm sure netcode issues aren't solved by adding extra monitors. Regardless, enjoy the game, am jelly of the rig
Broken in 3D. You get shadows in one eye but not the other. Plus the bugs which everyone else talks about.