Intel Core i5 10400F 's Advantages
Released 4 years and 8 months late
Higher specification of memory (DDR4-2666 vs DDR4-2133)
Larger memory bandwidth (41.6GB/s vs 34.1GB/s)
Higher base frequency (2.9GHz vs 2.7GHz)
Larger L3 cache size (12MB vs 6MB)
Intel Core i5 6400 's Advantages
Integrated graphics card