Agon AG271UG monitor marries G-Sync to 4K
 

Nvidia's GeForce GTX 1080 Ti is the first graphics card we've tested at TR that makes gaming at 4K a truly realistic option. The release of AOC's first 4K gaming monitor seems to be well-timed, then. The 27" AOC Agon AG271UG is built around a high-pixel-density IPS panel with G-Sync variable refresh rate technology.

http://techreport.com/news/31598/ago...s-g-sync-to-4k