AMD EPYC 9455 's Advantages
Released 11 years and 10 months late
Higher specification of memory (6000 vs 3)
Higher base frequency (3.15GHz vs 2.2GHz)
Larger L3 cache size (192MB vs 8MB)
More modern manufacturing process (4nm vs 32nm)
Opteron 43CX EE 's Advantages
Lower TDP (35W vs 300W)