KitGuru tried the AOC U3477PQU 34 inch 3440x1440 IPS
A quote from the article:
If you are building a new system for 2015 then the latest breed of ?UltraWide? monitors might already be on your radar. With this in mind today we look at the AOC U3477PQU UltraWide WQHD which features a 3440×1440 resolution. This is an IPS panel with a 5ms GTG refresh and D-SUB, DVI-D, HDMI and Displayport connectivity. Should this be making your shortlist?AOC U3477PQU 34 inch 3440x1440 IPS Review @ KitGuru