The Intel Core i7-12700KF wins in 9 out of 14 comparable specs, with 2 ties. Its biggest advantage is L2 Cache (500% better).
Core i7-9700K wins in 3 specs (Max Turbo Power: 50% better).
Recommendation
Choose Core i7-12700KF if you want the best overall performance — especially l2 cache.
Choose Core i7-9700K if max turbo power matters more to you.
