Intel Celeron J4125 's Advantages
Released 5 years and 10 months late
Integrated graphics card
Higher specification of memory (2400 vs 1600)
More modern manufacturing process (14nm vs 22nm)
Lower TDP (10W vs 80W)
Pentium 1403 V2 's Advantages
Newer PCIe version (3 vs 2.0)
Higher base frequency (2.6GHz vs 2.0GHz)