AMD EPYC 7663 's Advantages
Released 9 years late
Higher specification of memory (DDR4-3200 vs DDR3)
Newer PCIe version (4 vs 3)
Larger L3 cache size (256MB vs 10MB)
Intel Xeon E5 1620 's Advantages
Higher base frequency (3.6GHz vs 2GHz)
Lower TDP (130W vs 240W)