AMD EPYC 7343 's Advantages
Released 11 years late
Higher specification of memory (3200 vs 3)
Newer PCIe version (4 vs 2)
Higher base frequency (3.2GHz 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 190W)