EPYC 7552 's Advantages
Released 12 years and 6 months late
Higher specification of memory (3200 vs 667)
Newer PCIe version (4 vs 1)
More modern manufacturing process (7nm vs 90nm)
Opteron 8218 HE 's Advantages
Higher base frequency (2.6GHz vs 2.2GHz)
Lower TDP (68W vs 200W)