I'd be wary of a de-lidded anything...
Eh I'd hold off on that de-lidded Ivy Bridge. It's probably super degraded at this point. You don't know how much voltage was pumped through that.
Digitalfoundry has the i7 3770k running at 4.5 ghz and it's giving the i5 7600k 4.8 ghz a run for its money
http://www.eurogamer.net/articles/digitalfoundry-2017-intel-kaby-lake-core-i7-7700k-review
