AMD EPYC 7663 's Advantages
Released 7 years and 6 months late
Higher specification of memory (DDR4-3200 vs DDR3)
Newer PCIe version (4 vs 3)
Larger L3 cache size (256MB vs 15MB)
Intel Xeon E5 2620 v2 's Advantages
Higher base frequency (2.1GHz vs 2GHz)
Lower TDP (80W vs 240W)