AMD EPYC 7643P 's Advantages
Released 6 years and 3 months late
Higher specification of memory (DDR4-3200 vs DDR4-2666)
Newer PCIe version (4 vs 3)
Higher base frequency (2.3GHz vs 2.2GHz)
Larger L3 cache size (256MB vs 64MB)
More modern manufacturing process (7nm vs 14nm)
AMD EPYC 7601 's Advantages
Lower TDP (180W vs 225W)