I just OC'd this $90 Acer 29inch 4K monitor from Japan to 75HZ using DisplayPort. I'm about to get a 200hz monitor so this is temporary. I actually managed to get it
Acer GN246HL Bbid Review - RTINGS.com
Acer Nitro VG240YSbmiipx 24 Inch Full HD Gaming Monitor (IPS Panel, FreeSync, 165 Hz (OC), 2 ms, DP, HDMI, Black) : Amazon.co.uk: Computers & Accessories
Acer KG251Q 24.5" TN LCD Monitor - Black for sale online | eBay
Acer GN246HLB review – an affordable 24-inch 144Hz monitor - Review - Monitors and Projectors | XSReviews
Acer Nitro VG240Ybmiix 24 Inch Full HD Gaming Monitor, Black (IPS Panel, FreeSync, 1 ms, ZeroFrame, HDMI, VGA) Black/Red
Acer XF270HUA review: The best 144Hz gaming monitor | Rock Paper Shotgun
I am planning to get a new monitor and have shortlisted it down to this one. It says it has 165hz refresh rate but in some reviews and comments people are saying