Intel Xeon E5 2686 v3 's Advantages
Lower TDP (120W vs 240W)
AMD EPYC 7663 's Advantages
Released 6 years and 6 months late
Higher specification of memory (3200 vs 2133)
Newer PCIe version (4 vs 3)
Larger L3 cache size (256MB vs 45MB)
More modern manufacturing process (7nm vs 22nm)