Intel Core i7 13800H 's Advantages
Newer PCIe version (5.0 vs 4.0)
Higher base frequency (2.5GHz vs 1.6GHz)
Larger L3 cache size (24MB vs 12MB)
Lower TDP (45W vs 57W)
Intel Core Ultra 5 135U 's Advantages
Released 11 months late
Better graphics card performance
Higher specification of memory (7467 vs 6400)
Larger memory bandwidth (120GB/s vs 89.6GB/s)
More modern manufacturing process (7nm vs 10nm)