AMD EPYC 7401 's Advantages
Lower TDP (170W vs 210W)
AMD EPYC 9334 's Advantages
Released 5 years and 5 months late
Higher specification of memory (4800 vs 2666)
Newer PCIe version (5 vs 3)
Higher base frequency (2.7GHz vs 2GHz)
Larger L3 cache size (128MB vs 64MB)
More modern manufacturing process (5nm vs 14nm)