Intel Celeron N4020 's Advantages
Lower TDP (6W vs 65W)
Intel Core Ultra 5 125H 's Advantages
Released 4 years and 1 months late
Better graphics card performance
Higher specification of memory (7467 vs 2400)
Larger memory bandwidth (120GB/s vs 38.4GB/s)
Newer PCIe version (5.0 vs 2.0)
Higher base frequency (1.2GHz vs 1.1GHz)
More modern manufacturing process (7nm vs 14nm)