The Intel Core i7-12700KF is the objective winner of this comparison, securing a lead in nine out of fourteen measured specifications. Its most significant technical advantage is the L2 Cache, which is 700% better than that of the Intel Core i7-8700K. This substantial increase in cache capacity serves as the primary differentiator between the two processors, providing the newer model with a clear architectural edge in data handling efficiency over the older component.

Users prioritizing modern architecture and high-capacity cache should choose the Intel Core i7-12700KF for their system builds. Conversely, the Intel Core i7-8700K remains a viable option for those specifically seeking a processor with a 50% advantage in Max Turbo Power. Selecting between these two parts depends entirely on whether your specific computing requirements favor the significantly larger L2 Cache of the newer model or the power profile offered by the older unit.