AMD EPYC 7663P 's Advantages
Released 11 years and 6 months late
Higher specification of memory (3200 vs 3)
Newer PCIe version (4 vs 3)
Larger L3 cache size (256MB vs 10MB)
More modern manufacturing process (7nm vs 32nm)
Intel Xeon E5 2643 's Advantages
Higher base frequency (3.3GHz vs 2GHz)
Lower TDP (130W vs 240W)