AMD EPYC 7401P 's Advantages
Lower TDP (170W vs 340W)
AMD EPYC 9734 's Advantages
Released 6 years late
Higher specification of memory (DDR5-4800 vs DDR4-2666)
Newer PCIe version (5 vs 3)
Higher base frequency (2.2GHz vs 2GHz)
Larger L3 cache size (256MB vs 64MB)
More modern manufacturing process (5nm vs 14nm)