Intel Core i5 10400H 's Advantages
Higher base frequency (2.6GHz vs 2.1GHz)
Intel Core i5 13420H 's Advantages
Released 2 years and 9 months late
Better graphics card performance
Higher specification of memory (5200 vs 2933)
Larger memory bandwidth (76.8GB/s vs 45.8GB/s)
Newer PCIe version (5.0 vs 3.0)
Larger L3 cache size (12MB vs 8MB)
More modern manufacturing process (10nm vs 14nm)