Intel Core i7 13620H Advantages
Newer PCIe version (5.0 vs 4.0)
Higher base frequency (2.4GHz vs 1.7GHz)
Larger L3 cache size (24MB vs 12MB)
Intel Core i7 1355U Advantages
Better graphics card performance
Higher specification of memory (LPDDR5-6400 vs DDR5-5200)
Lower TDP (12W vs 35W)