Microsoft is investigating a number of performance issues surrounding third-party titles on Xbox Series X and Series and is working to correct those issues, the company has advised.
A new report suggests that the Xbox Series X, capable of 12 teraflops of performance, is being outdone by the PS5...
I want to say it's one to one, but in all honesty I'm a bit fuzzy there. I can recommend JoyFreak's sister site AdminIntel - Admin & Webmaster Resource where there are lots for people of varying degrees of expertise with development, you likely can get a far more precise answer there!