Intel Core i5 1335U 's Advantages
Lower TDP (15W 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)
Higher base frequency (1.6GHz vs 1.3GHz)
More modern manufacturing process (7nm vs 10nm)