PERF: timeseries comparison ops
- [x] closes #37462
- [ ] tests added / passed
- [x] passes `black pandas`
- [x] passes `git diff upstream/master -u -- "*.py" | flake8 --diff`
- [ ] whatsnew entry

Locally this gets me to within 3-4% of 1.1.4 on the asv mentioned in #37462