Built for gaming. Great for everything The ROG Swift OLED PG48UQ is a 47. 5-inch 4K OLED gaming monitor that features an anti-glare Micro-texture coating to reduce reflections to ensure you see more accurate onscreen colors. Its superfast 138 Hz (overclocked) refresh rate and blazing 0. 1 ms response time delivers incredibly immersive gaming on a larger scale. Plus 98% DCI-P3 gamut, true 10-bit color and Delta E