So, it appears that my i5 3570k is still relevant @4.4GHZ : r/overclocking
Intel Core i5-3570 vs i5-3570S
Intel Core i5-3470 vs Intel Core i5-3550 vs Intel Core i5-3570K
When a software lists a CPU, e.g., Core i5-3570K as a minimum requirement, how can I find out how mine compares to it? Is GHz the deciding metric? - Quora
Intel Core i5-3570K vs. i7-3770K Ivy Bridge Review | TechPowerUp