The Intel Core Ultra 9 285K is the objective winner of this comparison, securing seven spec victories against the six held by the AMD Ryzen 5 7600X3D. While the Intel Core Ultra 9 285K holds a significant lead in memory architecture, the most impactful advantage belongs to the AMD Ryzen 5 7600X3D, which offers 167% more L3 cache. This substantial difference in cache capacity serves as the primary technical differentiator between these two processors.

Users prioritizing raw cache capacity for specific processing tasks should select the AMD Ryzen 5 7600X3D for its superior L3 cache volume. Conversely, those who require the most advanced L2 cache architecture should choose the Intel Core Ultra 9 285K, which provides a 567% advantage in that specific category. Your final decision should depend on whether your workload benefits more from the larger L3 cache of the AMD option or the expanded L2 cache of the Intel alternative.