The Intel Core Ultra 5 250KF Plus is the objective winner of this comparison, securing victories in twelve out of fourteen measured specifications. Its most significant technical advantage is the L2 cache, which is 900% larger than that of the Intel Core i5-11600K. This substantial increase in cache capacity represents the primary performance differentiator between the two processors, establishing the newer model as the superior option across the vast majority of the evaluated hardware metrics.

Users should choose the Intel Core Ultra 5 250KF Plus if they require the latest architectural improvements and the massive L2 cache advantage for their computing tasks. Conversely, the Intel Core i5-11600K remains an option only for those who do not require the expanded cache or the additional spec wins provided by the newer processor. The decision should be based on whether the significant cache capacity increase is necessary for your specific workload requirements.