The Intel Core i5-14400F is the objective winner of this comparison, securing victories in ten out of fourteen measured specifications. Its most significant technical advantage is the L2 cache, which is 375% larger than that of the Intel Core i7-10700K. This substantial increase in cache capacity provides the primary performance edge for the newer processor, allowing it to outperform the older model across the majority of the evaluated metrics.

Users prioritizing modern architecture and the efficiency of a significantly larger L2 cache should choose the Intel Core i5-14400F. Conversely, the Intel Core i7-10700K remains a viable option for specific use cases that rely on a higher base clock, where it maintains a 52% advantage. Those who do not require the higher base frequency of the older chip will find the newer model to be the superior choice based on the overall specification count.