AMD EPYC 9555 's Advantages
Released 13 years and 6 months late
Higher specification of memory (6000 vs 1333)
Higher base frequency (3.2GHz vs 1.866GHz)
Larger L3 cache size (256MB vs 18MB)
More modern manufacturing process (4nm vs 32nm)
Xeon E7 4807 's Advantages
Lower TDP (95W vs 360W)