Intel Xeon E3 1275 v5 's Advantages
Higher base frequency (3.6GHz vs 3.15GHz)
Lower TDP (80W vs 300W)
AMD EPYC 9455P 's Advantages
Released 9 years late
Higher specification of memory (6000 vs 2133)
Newer PCIe version (5 vs 3)
Larger L3 cache size (192MB vs 8MB)
More modern manufacturing process (4nm vs 14nm)