The Intel Core Ultra 7 265K is the objective winner of this comparison, securing victory across twelve of the fourteen evaluated specifications. Its most significant technical advantage is the L2 Cache, which is 800% better than that found in the Intel Core i9-11900K. This substantial improvement in cache capacity serves as the primary differentiator between the two processors, establishing the newer model as the superior option based on the provided hardware metrics.

Users prioritizing modern architecture and the significant L2 Cache advantage should select the Intel Core Ultra 7 265K for their build. Conversely, there is no objective spec-based justification for choosing the Intel Core i9-11900K, as it failed to outperform the newer component in any of the fourteen categories. Those seeking the most capable hardware according to these specifications will find the Intel Core Ultra 7 265K to be the clear choice.