https://www.gamespot.com/articles/xbox-one-x-review-a-more-future-proof-console-for-/1100-6454609/

Like Sony's PlayStation 4 Pro before it, the Xbox One X represents a mid-generational upgrade that offers a significant boost in performance over its predecessor. Microsoft says the console will allow developers to render games natively at 4K, offer high-dynamic range for more accurate colors, improve load times, and bolster framerates. While we encountered issues with some of these enhancements, the Xbox One X has the potential to really soar when its power is leveraged effectively.