Intel Xeon W 2155 's Advantages
Higher base frequency (3.3GHz vs 3.2GHz)
Lower TDP (140W vs 360W)
AMD EPYC 9555 's Advantages
Released 7 years and 2 months late
Higher specification of memory (6000 vs 2666)
Newer PCIe version (5 vs 3)
Larger L3 cache size (256MB vs 13.75MB)
More modern manufacturing process (4nm vs 14nm)