The Intel Core i9-14900KF is the objective winner of this comparison, securing a lead in nine out of fourteen measured specifications. Its most significant advantage over the Intel Core i7-8700K is its L2 cache, which is 2033% larger. While the Intel Core i7-8700K maintains a 62% advantage in Max Turbo Power, the superior cache capacity of the Intel Core i9-14900KF provides a decisive edge across the majority of the evaluated technical categories.

Users prioritizing the most advanced technical specifications should select the Intel Core i9-14900KF for its massive L2 cache capacity. Conversely, the Intel Core i7-8700K remains the appropriate choice for those who specifically require the power profile defined by its Max Turbo Power advantage. By evaluating these two distinct technical strengths, you can align your purchase with either the cache-heavy architecture of the newer model or the power-specific characteristics of the older unit.