CES 2018 - At CES2018 we saw ViewSonic's new monitors, many of which were targeted at gamers! The first is a ViewSonic XG2560 25" display, which features a 240Hz refresh rate at 1080P, and it comes with G-Sync support. The 32" XG3220 is a new 4K monitor with HDR 10 support and FreeSync.
The XG3540C comes in at 34" and is a curved ultra-wide panel that can go upwards of 100Hz (not default). ViewSonic also has a curved 1080p 27" VX2758-C-MH, which has Freesync technology and support for 144Hz refresh rates. The VX3258-2KC-MHD is a 32" 1440P panel with 144Hz refresh rate and also support FreeSync.