Finally, we’re going to be able to see current generation console power and abilities unlocked. Microsoft has updated the Series S and X consoles , enabling RDNA 2 features that will allow games to utilize these consoles to the fullest of their capabilities.
This, coupled with the focus on current generation hardware, instead of last gen, will allow us to see games developed that far outperform what we saw over the first year of this current generation.
The explanation is a bit more technical, take a look at the following video for more info!