AMD Ryzen 7 1700 's Advantages
Released 3 years and 2 months late
Higher specification of memory (DDR4-2666 vs DDR3-1600)
Higher base frequency (3.0GHz vs 2.6GHz)
Larger L3 cache size (16MB vs 6MB)
Lower TDP (65W vs 80W)
Pentium 1403 V2 's Advantages
Newer PCIe version (3 vs 3.0)