With the Optix MAG301CR, MSI has created a 21:9 monitor that not only has a 30-inch curved VA panel, but also one that supports up to 200 Hz refresh rates and AMD FreeSync. The Optix MAG301CR operates natively at 2,560 x 1,080 and has 1 ms response times, too.
https://www.notebookcheck.net/MSI-presents-an-ultra-wide-200-Hz-30-inch-gaming-monitor.461963.0.html