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)
Xeon E5540 's Advantages
Higher base frequency (2.533GHz vs 2.1GHz)