This is built for people who play fast competitive games and want every frame they can get. The screen refreshes 280 times per second, which sounds like overkill until you're actually tracking heads in a shooter — the motion stays smooth even when you whip the mouse around. Pixels switch fast enough that you won't see trails behind moving objects.
At 24.5 inches and 1080p, this is the sweet spot size for desk gaming where you can see the whole screen without turning your head. The picture isn't as sharp as 1440p, but your GPU can push way more frames at this resolution, and in competitive games that trade-off makes sense.
The HDR sticker doesn't mean much here — treat it like a regular bright screen and it does its job. This monitor knows what it is: a no-nonsense tool for gaming that doesn't pretend to be a movie screen.