Intel Xeon E5 2685 v3 's Advantages
Higher base frequency (2.6GHz vs 2.3GHz)
Lower TDP (120W vs 225W)
AMD EPYC 7643P 's Advantages
Released 9 years late
Higher specification of memory (3200 vs 2133)
Newer PCIe version (4 vs 3)
Larger L3 cache size (256MB vs 30MB)
More modern manufacturing process (7nm vs 22nm)