The Intel Core Ultra 7 270K Plus is the objective winner, securing victory in ten out of fourteen comparable specifications. Its most significant technical advantage over the Intel Core i7-7700K is its L2 Cache, which is 3900% larger. While the older processor maintains a lead in Max Turbo Power with a 64% advantage, the newer model dominates the majority of the measured categories, establishing itself as the superior component based on the provided hardware specifications.

Choose the Intel Core Ultra 7 270K Plus if your primary requirement is the massive L2 Cache capacity, which provides a substantial architectural improvement over the previous generation. Conversely, the Intel Core i7-7700K remains the appropriate selection for users who specifically prioritize the higher Max Turbo Power rating. Your decision should depend on whether you value the expanded cache architecture of the newer unit or the specific power profile offered by the older model.