AMD EPYC 7643P 's Advantages
Released 12 years and 7 months late
Higher specification of memory (3200 vs 3)
Newer PCIe version (4 vs 2)
Larger L3 cache size (256MB vs 12MB)
More modern manufacturing process (7nm vs 32nm)
Intel Xeon X5647 's Advantages
Higher base frequency (2.933GHz vs 2.3GHz)
Lower TDP (130W vs 225W)