That seems at least a bit hyperbolic - AMD has pushed intel a lot in the past four years but it wasn't until the past year or so that they have potentially started outperforming Intel (depending on workload) in what is likely to be a 'who has released more recently' kind of competition for a while.
https://www.tomshardware.com/reviews/cpu-hierarchy,4312.html
Latest benches have AMD and Intel winning in about the same number of tests.