Intel Core i5 8400 's Advantages
Higher base frequency (2.8GHz vs 2.4GHz)
Larger L3 cache size (9MB vs 8MB)
Intel Core i5 10200H 's Advantages
Released 2 years and 11 months late
Higher specification of memory (2933 vs 2666)
Larger memory bandwidth (45.8GB/s vs 41.6GB/s)
Lower TDP (45W vs 65W)