Pentium 1403 V2 's Advantages
Lower TDP (80W vs 140W)
Intel Core i9 7900X 's Advantages
Released 3 years and 4 months late
Higher specification of memory (2666 vs 1600)
Newer PCIe version (3.0 vs 3)
Higher base frequency (3.3GHz vs 2.6GHz)
Larger L3 cache size (14MB vs 6MB)
More modern manufacturing process (14nm vs 22nm)