The AMD Ryzen 5 9600 wins in 9 out of 14 comparable specs, with 2 ties. Its biggest advantage is L3 Cache (60% better).
Core i5-12600K wins in 3 specs (Total Cores: 67% better).
Recommendation
Choose Ryzen 5 9600 if you want the best overall performance — especially l3 cache.
Choose Core i5-12600K if total cores matters more to you.
