Intel Xeon E3 1585 v5 's Advantages
Higher base frequency (3.5GHz vs 2.3GHz)
Lower TDP (65W vs 225W)
AMD EPYC 7643P 's Advantages
Released 7 years and 4 months late
Higher specification of memory (3200 vs 2133)
Newer PCIe version (4 vs 3)
Larger L3 cache size (256MB vs 8MB)
More modern manufacturing process (7nm vs 14nm)