The Intel Core Ultra 9 285KF is the objective winner of this comparison, securing victory in eleven of the sixteen evaluated specifications. Its most significant technical advantage over the Intel Core i5-12600KF is its L2 cache capacity, which is 321% larger. While the Intel Core i5-12600KF maintains a lead in two categories, the Intel Core Ultra 9 285KF demonstrates superior hardware specifications across the majority of the measured fields.

Users prioritizing maximum cache capacity and overall technical specifications should choose the Intel Core Ultra 9 285KF for their build. Conversely, the Intel Core i5-12600KF is the better option for budget-conscious buyers, as it holds a 55% advantage in MSRP. Selecting between these two processors depends on whether your primary requirement is the expanded cache performance of the newer model or the cost efficiency offered by the older unit.