Intel Core i5 11400 's Advantages
Higher base frequency (2.6GHz vs 2.3GHz)
Intel Core i7 11800H 's Advantages
Better graphics card performance
Larger memory bandwidth (51.2GB/s vs 50GB/s)
Larger L3 cache size (24MB vs 12MB)
More modern manufacturing process (10nm vs 14nm)
Lower TDP (45W vs 65W)