AMD EPYC 9825 's Advantages
Released 17 years and 8 months late
Higher specification of memory (6000 vs 667)
Newer PCIe version (5 vs 1)
More modern manufacturing process (3nm vs 90nm)
Opteron 8220 's Advantages
Higher base frequency (2.8GHz vs 2.2GHz)
Lower TDP (95W vs 390W)