The AMD Ryzen 9 9900X3D 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 327% larger than that of the competing processor. This substantial disparity in cache capacity serves as the primary differentiator between the two units, establishing the AMD Ryzen 9 9900X3D as the superior option based on the total count of winning specifications.

Users prioritizing the massive L3 cache advantage should select the AMD Ryzen 9 9900X3D for their build. Conversely, the Intel Core i7-13700K remains a viable alternative for those who specifically require its superior L2 cache, which is 100% larger than the capacity found in the AMD counterpart. Choosing between these two components depends entirely on whether your specific workload benefits more from the significantly higher L3 cache or the doubled L2 cache capacity.