Opteron 2218 HE 's Advantages
Higher base frequency (2.6GHz vs 2.2GHz)
Lower TDP (68W vs 200W)
EPYC 7552 's Advantages
Released 12 years and 6 months late
Higher specification of memory (3200 vs 2)
Newer PCIe version (4 vs 1)
More modern manufacturing process (7nm vs 90nm)