The AMD Ryzen 7 5800X is the objective winner of this comparison, securing victories in nine out of fourteen measured specifications. Its most significant advantage over the competition is its L3 cache, which is 60% larger. This substantial lead in cache capacity provides the primary technical edge for the processor, allowing it to outperform the Intel Core i9-10900K across the majority of the evaluated categories.

Users who prioritize cache-dependent performance should choose the AMD Ryzen 7 5800X for their system. Conversely, the Intel Core i9-10900K remains the superior choice for those who require a higher total core count, as it offers a 25% advantage in that specific area. Selecting between these two components depends entirely on whether your workload benefits more from the increased L3 cache or the higher number of available processing cores.