Intel Core i7-10700F vs Intel Core i5-10400F

The Intel Core i7-10700F and Intel Core i5-10400F are 10th-generation Intel desktop processors, both based on the 14nm "Comet Lake S" architecture and introduced in 2020.

Both "F" models require a dedicated graphics card. The Intel Core i7-10700F offers 8 cores, 16 threads, 16 MB of Level 3 cache, and a maximum memory bandwidth of 47 GB/s. The Intel Core i5-10400F features 6 cores, 12 threads, 12 MB of Level 3 cache, and a memory bandwidth of 43 GB/s.

Both utilize PCIe Version 3.0. In terms of performance, the Intel Core i7-10700F significantly outperforms the Intel Core i5-10400F in single-core and multi-core applications. Single-core performance is more than 10 percent higher, and multi-core performance is over 25 percent higher.

This superiority, due to more cores, threads, and cache, is also evident in gaming scenarios, where the Intel Core i7-10700F generally delivers higher frame rates, especially in CPU-intensive titles. Both CPUs have a Thermal Design Power (TDP) of 65 watts. The Intel Core i7-10700F tends to consume more energy under load and requires adequate cooling.

The price-performance ratio of the Intel Core i5-10400F is excellent for budget-conscious users and mainstream gaming. The Intel Core i7-10700F justifies its higher price with superior performance for demanding tasks, content creation, and high-performance gaming. For maximum performance, the Intel Core i7-10700F is recommended; for balanced performance, the Intel Core i5-10400F.