The Intel Core Ultra 9 285 is the objective winner of this comparison, securing victory in twelve out of sixteen measured categories. Its most significant technical advantage is a 321% larger L2 cache compared to the Intel Core i5-12600KF. This substantial increase in cache capacity provides the Ultra 9 285 with a clear lead in architectural specifications, establishing it as the superior component based on the provided data points.

Users prioritizing high-end specifications and the massive L2 cache advantage should select the Intel Core Ultra 9 285 for their builds. Conversely, the Intel Core i5-12600KF is the logical choice for budget-conscious buyers, as it offers a 52% better MSRP. Choosing between these two processors depends entirely on whether you value the superior cache capacity of the newer model or the significant cost efficiency provided by the older unit.