The Intel Core i9-12900K is the objective winner of this comparison, securing more wins across the evaluated specifications. Its most significant advantage over the Intel Core i3-13100F is its total core count, which is 300% higher. This substantial increase in core density provides the primary technical edge for the Intel Core i9-12900K, while the Intel Core i3-13100F maintains a notable 81% advantage in its MSRP, making it the more cost-effective option based on the provided data.

Users prioritizing raw core capacity for demanding workloads should select the Intel Core i9-12900K to leverage its superior core count. Conversely, those focused on minimizing initial expenditure should choose the Intel Core i3-13100F, as it offers a significant advantage in MSRP. Your final decision should depend on whether your specific requirements necessitate the higher core density of the Intel Core i9-12900K or the lower MSRP offered by the Intel Core i3-13100F.