[p8]

> Overall YJIT is 61.1% faster than interpreted CRuby! > On Railsbench specifically, YJIT is 68.7% faster than CRuby!

https://speed.yjit.org/

For 3.2 there also was an improvement of the interpreter:

> We now speed up railsbench by about 38% over the interpreter, but this is on top of the Ruby 3.2 interpreter, which is already faster than the interpreter from Ruby 3.1. According to the numbers gathered by Takashi, the cumulative improvement makes YJIT 57% faster than the Ruby 3.1.3 interpreter.

https://shopify.engineering/ruby-yjit-is-production-ready