The Intel Core i5-14400 is the objective winner of this comparison, securing victory in seven of the fourteen evaluated specifications. While the Intel Core i3-12100F holds its own in three categories, the i5-14400 provides a significant architectural advantage. The most impactful difference between these two processors is the total core count, where the i5-14400 offers a 150% improvement over the i3-12100F, providing substantially more processing resources for demanding tasks.

Users prioritizing budget efficiency should select the Intel Core i3-12100F, which maintains a 56% advantage in MSRP compared to its counterpart. Conversely, the Intel Core i5-14400 is the superior choice for users who require higher core counts to handle intensive workloads. By choosing based on these specific advantages, buyers can align their hardware selection with either the cost-saving profile of the i3-12100F or the expanded core capacity of the i5-14400.