The Intel Core Ultra 7 265F is the objective winner of this comparison, securing victories in eleven out of fourteen measured specifications. Its most significant technical advantage is the L2 Cache, which is 1340% larger than that of the Intel Core i9-10900K. While the older processor maintains a lead in base clock speed, offering a 54% advantage in that specific metric, the newer model dominates the majority of the technical categories evaluated in this assessment.

Users prioritizing modern architecture and superior cache capacity should select the Intel Core Ultra 7 265F for their build. Conversely, the Intel Core i9-10900K remains a viable option for those who specifically require the higher base clock speed provided by that unit. Choosing between these two components depends on whether your workload benefits more from the substantial cache improvements found in the newer model or the specific frequency advantage offered by the older processor.