Opteron 8220 SE (F2) 's Advantages
Higher base frequency (2.8GHz vs 2.3GHz)
Lower TDP (120W vs 180W)
AMD EPYC 7451 's Advantages
Released 10 years and 10 months late
Higher specification of memory (2666 vs 667)
Newer PCIe version (3 vs 1)
More modern manufacturing process (14nm vs 90nm)