AMD EPYC Embedded 3251 's Advantages
Lower TDP (55W vs 80W)
Xeon E 2456 's Advantages
Released 5 years and 10 months late
Higher specification of memory (4800 vs 2666)
Newer PCIe version (5 vs 3)
Higher base frequency (3.3GHz vs 2.5GHz)
Larger L3 cache size (18MB vs 16MB)
More modern manufacturing process (10nm vs 14nm)