The Intel Core Ultra 5 225F is the objective winner of this comparison, securing victory in eight out of thirteen measured specifications. Its most impactful advantage is a 132% larger L2 cache compared to the alternative. While the Intel Core i5-14400 holds a 60% lead in thread count, the superior cache capacity of the Ultra 5 225F makes it the more robust choice across the majority of technical categories evaluated.

Users prioritizing high-speed data access and modern architectural efficiency should select the Intel Core Ultra 5 225F for its significant cache advantage. Conversely, the Intel Core i5-14400 remains the appropriate choice for workloads that specifically benefit from a higher thread count. Your decision should depend on whether your primary computing tasks rely more heavily on the increased thread capacity of the i5-14400 or the expanded L2 cache offered by the Ultra 5 225F.