Radical no, that would require to add JIT which is planned for 3.12 AFAIK. But there are two performance improvements after release of first beta already: https://speed.python.org/
I've been following what PRs the faster-cpython people merge and it's been nothing on the beta branch, I think. For example this PR is not getting merged, it seems. https://github.com/python/cpython/pull/93379
That's only 7 days ago. I might be wrong, but I think Python betas are not like RCs -- they are changing things, not just polishing.