Intel Core Ultra 7 155H Advantages
Released 11 months late
Better graphics card performance
Higher specification of memory (LPDDR5-7467 vs LPDDR5-6400)
Larger memory bandwidth (120GB/s vs 89.6GB/s)
Newer PCIe version (5.0 vs 4.0)
Larger L3 cache size (24MB vs 12MB)
More modern manufacturing process (7nm vs 10nm)
Intel Core i7 1355U Advantages
Higher base frequency (1.7GHz vs 1.4GHz)
Lower TDP (12W vs 20W)