Xeon E5530 's Advantages
Higher base frequency (2.4GHz vs 2.1GHz)
AMD EPYC Embedded 3101 's Advantages
Released 8 years and 11 months late
Higher specification of memory (2666 vs 1066)
Newer PCIe version (3 vs 2)
More modern manufacturing process (14nm vs 45nm)
Lower TDP (35W vs 80W)