AMD EPYC 7643P 's Advantages
Released 9 years late
Higher specification of memory (3200 vs 1600)
Newer PCIe version (4 vs 3)
Higher base frequency (2.3GHz vs 1.9GHz)
Larger L3 cache size (256MB vs 15MB)
More modern manufacturing process (7nm vs 22nm)
Intel Xeon E5 2609 v3 's Advantages
Lower TDP (85W vs 225W)