The AMD Ryzen 9 7950X is the objective winner of this comparison, securing a lead in nine out of fourteen measured specifications. Its most significant technical advantage is the L3 cache, which is 256% larger than that of the alternative. This substantial capacity for data handling positions the processor as the superior choice for users prioritizing high-end performance and complex computational tasks over other considerations.

Choose the AMD Ryzen 9 7950X if your workflow demands the highest available cache capacity and overall technical specifications. Conversely, select the Intel Core i5-12400 if your primary objective is budget efficiency, as it holds a 73% advantage in MSRP. This makes the Intel Core i5-12400 the more suitable option for users who require a functional processor while prioritizing a lower initial cost over the performance-oriented benefits offered by the AMD Ryzen 9 7950X.