Intel Core Ultra 5 135U 's Advantages
Higher base frequency (1.6GHz vs 1.4GHz)
Lower TDP (57W vs 65W)
Intel Core Ultra 7 155H 's Advantages
Better graphics card performance
Higher specification of memory (7467 vs 7467)
Newer PCIe version (5.0 vs 4.0)
Larger L3 cache size (24MB vs 12MB)