The Intel Core Ultra 5 250KF Plus is the objective winner of this comparison, securing victory in ten out of fourteen measured specifications. While the Intel Core i7-7700K maintains a 43% advantage in Max Turbo Power, the Intel Core Ultra 5 250KF Plus offers a significantly more modern architecture. Its most impactful technical advantage is a 2900% larger L2 Cache, which provides a substantial architectural improvement over the older processor in this head-to-head evaluation.

Users prioritizing modern cache architecture and overall spec superiority should choose the Intel Core Ultra 5 250KF Plus for their build. Conversely, the Intel Core i7-7700K remains a viable option for specific use cases that rely heavily on the higher Max Turbo Power capacity provided by that older design. Selecting between these two components depends entirely on whether your workload benefits more from the massive L2 Cache increase or the specific power profile of the older unit.