Opteron 8346 HE (B3) 's Advantages
Lower TDP (68W vs 500W)
AMD EPYC 9965 's Advantages
Released 16 years and 5 months late
Higher specification of memory (6000 vs 667)
Higher base frequency (2.25GHz vs 1.8GHz)
Larger L3 cache size (384MB vs 2MB)
More modern manufacturing process (3nm vs 65nm)