High speed up to 280Hz. Fast refresh rate up to 240Hz (HDMI) and 280Hz (DisplayPort) 0.5 ms (GTG, Min.) response speed and IPS panel for ultra smooth footage. AMD FreeSync™ Premium ensures no delays or rattles in intense action scenes. The DisplayHDR 400 also allows you to display images beautifully with a wide color gamut. Bring out the overwhelming potential in every occasion gamer needs