The Asus Designo MX34VQ is the most affordable 3440 x 1440 ultrawide display you can get with a 100Hz refresh rate. And it doesn't skimp on features to hit this price point: the monitor comes with a Qi wireless charging base, decent Harmon Kardon speakers and support for FreeSync.
You do software updates to get the most from favourite programs right? Updating a motherboard BIOS can in a timely manner is also critical. The guide to Flashing a Motherboard BIOS spells out the often complicated steps in plain english. PCSTATS Tips