cheapest card for eyefinity/ nvidia surround

Fuzeplayer

Honorable
Oct 4, 2013
208
0
10,680
im looking to have a 3 19" 720p monitor setup to game on, i want to do either eyefinity or nvidia surround, what is the cheapest card i could buy to play battlefield 4, with 3 monitors on atleast medium graphics with atleast 40 fps?