AMD EPYC 7301 's Advantages
Lower TDP (170W vs 300W)
AMD EPYC 9455 's Advantages
Released 7 years and 4 months late
Higher specification of memory (6000 vs 2666)
Newer PCIe version (5 vs 3)
Higher base frequency (3.15GHz vs 2.2GHz)
Larger L3 cache size (192MB vs 64MB)
More modern manufacturing process (4nm vs 14nm)