AMD EPYC 7402 's Advantages
Released 9 years and 5 months 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 (128MB vs 12MB)
More modern manufacturing process (7nm vs 32nm)
Intel Xeon E5645 's Advantages
Lower TDP (80W vs 180W)