EPYC 7552 's Advantages
Higher base frequency (2.2GHz vs 2GHz)
Larger L3 cache size (192MB vs 128MB)
AMD EPYC 8434PN 's Advantages
Released 4 years and 1 months late
Higher specification of memory (4800 vs 3200)
Newer PCIe version (5 vs 4)
More modern manufacturing process (5nm vs 7nm)
Lower TDP (155W vs 200W)