As the title said if you are looking for Cheap Gaming Monitor why not try this Korean made Gaming Monitor called "Crossover 27" FAST 144 FreeSync Zero", the Panel has AH-VA(IPS) an Aspect Ratio of 16:9 with Max Resolution of 2560 x 1440. This Gaming monitor Features Flicker Free, Low Blue Light, Adaptive Sync (AMD FREE SYNC), QHD@ 144Hz Realclock.
You can watch also the Product Reviewed by Linus Tech Tips https://youtu.be/J2sVe90hTA8
You can buy this Product here:
eBay https://www.ebay.com/itm/322833493048
Amazon https://goo.gl/63SKJe