The AMD Ryzen 9 7900 is the objective winner of this comparison, securing victory across eight of the fourteen evaluated specifications. Its most significant technical advantage is the L3 cache, which is 167% larger than that of the Intel Core i5-14600KF. This substantial lead in cache capacity provides the primary performance edge for the Ryzen processor, establishing it as the superior choice based on the total number of winning metrics identified in the analysis.

Users prioritizing the massive L3 cache advantage should select the AMD Ryzen 9 7900 for their build. Conversely, those who specifically require the 67% larger L2 cache offered by the Intel Core i5-14600KF should opt for that component instead. By focusing on these distinct cache configurations, buyers can align their hardware selection with the specific technical strengths that differentiate these two processors according to the provided specifications.