Intel Xeon E5 1603 v3 's Advantages
Higher base frequency (2.8GHz vs 2.3GHz)
Lower TDP (140W vs 225W)
AMD EPYC 7643 's Advantages
Released 6 years and 6 months late
Higher specification of memory (DDR4-3200 vs DDR4-1866)
Newer PCIe version (4 vs 3)
Larger L3 cache size (256MB vs 10MB)