https://wccftech.com/asus-tuf-gaming-vg259qm-ips-monitor-features-a-280-hz-refresh-rate/

ASUS has announced the TUF Gaming VG259QM that features a 1080p resolution and an overclockable display of up to 280 Hz along with Extreme Low Motion Blur Sync.

Alongside those features, this monitor also features support for NVIDIA's G-Sync technology making sure that if your graphics cards can't support the 280 Hz refresh rate, with this G-Sync compatible monitor, there will be no screen tearing or any stuttering.