Xeon EC5539 's Advantages
Lower TDP (65W vs 360W)
AMD EPYC 9555P 's Advantages
Released 14 years and 8 months late
Higher specification of memory (6000 vs 1333)
Newer PCIe version (5 vs 2)
Higher base frequency (3.2GHz vs 2.266GHz)
Larger L3 cache size (256MB vs 4MB)
More modern manufacturing process (4nm vs 45nm)