The Intel Core Ultra 5 235F is the objective winner of this comparison, securing victory in eleven out of sixteen measured specifications. While the Intel Core i5-12400 holds a marginal 2% advantage in MSRP, the Ultra 5 235F provides a significantly more robust technical foundation. Its most impactful advantage is a 167% larger L2 cache, which represents a substantial improvement in memory architecture compared to the older processor design.

Users prioritizing the most advanced technical specifications should choose the Intel Core Ultra 5 235F to benefit from its superior L2 cache capacity. Conversely, the Intel Core i5-12400 remains a viable option for budget-conscious builders who specifically prioritize the 2% MSRP advantage over the performance-oriented architectural upgrades found in the newer model. Select the former for modern hardware efficiency or the latter if minimizing the initial purchase cost is your primary objective.