AMD EPYC 7663 's Advantages
Larger L3 cache size (256MB vs 18MB)
Xeon E 2486 's Advantages
Released 2 years and 9 months late
Higher specification of memory (DDR5-4800 vs DDR4-3200)
Newer PCIe version (5 vs 4)
Higher base frequency (3.5GHz vs 2GHz)
Lower TDP (95W vs 240W)