AMD EPYC 7502 's Advantages
Released 2 years and 2 months late
Higher specification of memory (DDR4-3200 vs DDR4-2666)
Newer PCIe version (4 vs 3)
Higher base frequency (2.5GHz vs 2GHz)
Larger L3 cache size (128MB vs 64MB)
More modern manufacturing process (7nm vs 14nm)
AMD EPYC 7401P 's Advantages
Lower TDP (170W vs 180W)