Pentium 1403 V2 's Advantages
Higher base frequency (2.6GHz vs 1.8GHz)
Intel Core i5 12400T 's Advantages
Released 8 years late
Integrated graphics card
Higher specification of memory (4800 vs 1600)
Newer PCIe version (5 vs 3)
Larger L3 cache size (18MB vs 6MB)
More modern manufacturing process (10nm vs 22nm)
Lower TDP (35W vs 80W)