The Intel Core i7-14700F wins in 9 out of 14 comparable specs, with 2 ties. Its biggest advantage is L2 Cache (600% better).
Ryzen 7 3800X wins in 3 specs (Base Clock: 86% better).
Recommendation
Choose Core i7-14700F if you want the best overall performance — especially l2 cache.
Choose Ryzen 7 3800X if base clock matters more to you.
