The Intel Core i9-12900K is the objective winner of this comparison, securing victory in eight of the fourteen evaluated categories. Its most significant technical advantage is the L2 cache, which offers a 600% improvement over the Intel Core i7-10700K. While the latter component remains competitive in three specific areas, the superior cache architecture of the former provides a substantial architectural lead that defines its performance profile across the majority of the measured specifications.

Users prioritizing raw technical capability and the benefits of a significantly larger L2 cache should select the Intel Core i9-12900K for their build. Conversely, the Intel Core i7-10700K is the logical choice for budget-conscious buyers, as it maintains a 37% advantage in MSRP. Choosing between these two processors depends entirely on whether the user values the substantial cache capacity of the newer model or the cost efficiency offered by the older unit.