AMD EPYC 7601 's Advantages
Lower TDP (180W vs 215W)
Xeon 6556P B 's Advantages
Released 7 years and 8 months late
Higher specification of memory (6400 vs 2666)
Newer PCIe version (5 vs 3)
Higher base frequency (2.3GHz vs 2.2GHz)
Larger L3 cache size (144MB vs 64MB)
More modern manufacturing process (5nm vs 14nm)