AMD EPYC 7663 's Advantages
Released 9 years late
Higher specification of memory (DDR4-3200 vs DDR3)
Newer PCIe version (4 vs 3)
Higher base frequency (2GHz vs 1.8GHz)
Larger L3 cache size (256MB vs 10MB)
Intel Xeon E5 2603 's Advantages
Lower TDP (80W vs 240W)