AMD EPYC Embedded 3451 's Advantages
Released 8 years late
Higher specification of memory (2666 vs 1066)
Newer PCIe version (3 vs 2)
Higher base frequency (2.15GHz vs 2GHz)
Larger L3 cache size (32MB vs 8MB)
More modern manufacturing process (14nm vs 45nm)
Xeon EC5509 's Advantages
Lower TDP (85W vs 100W)