AMD EPYC 7473X 's Advantages
Released 12 years late
Higher specification of memory (3200 vs 3)
Newer PCIe version (4 vs 2)
Higher base frequency (2.8GHz vs 2.4GHz)
Larger L3 cache size (768MB vs 12MB)
More modern manufacturing process (7nm vs 32nm)
Intel Xeon E5620 's Advantages
Lower TDP (80W vs 240W)