AMD EPYC 9255 's Advantages
Released 3 years and 7 months late
Higher specification of memory (6000 vs 3200)
Newer PCIe version (5 vs 4)
Higher base frequency (3.25GHz vs 2.65GHz)
More modern manufacturing process (4nm vs 7nm)
AMD EPYC 7413 's Advantages
Lower TDP (180W vs 200W)