Xeon E5530 's Advantages
Higher base frequency (2.4GHz vs 2GHz)
Lower TDP (80W vs 170W)
AMD EPYC 7401P 's Advantages
Released 8 years and 3 months late
Higher specification of memory (2666 vs 1066)
Newer PCIe version (3 vs 2)
Larger L3 cache size (64MB vs 8MB)
More modern manufacturing process (14nm vs 45nm)