Pentium 1403 V2 's Advantages
Newer PCIe version (3 vs 2.0)
Higher base frequency (2.6GHz vs 1.6GHz)
Intel Pentium J3710 's Advantages
Released 2 years late
Integrated graphics card
Higher specification of memory (1600 vs 1600)
More modern manufacturing process (14nm vs 22nm)
Lower TDP (6.5W vs 80W)