Opteron 8222 's Advantages
Higher base frequency (3GHz vs 2.2GHz)
Lower TDP (95W vs 390W)
AMD EPYC 9825 's Advantages
Released 17 years and 2 months late
Higher specification of memory (6000 vs 667)
Newer PCIe version (5 vs 1)
More modern manufacturing process (3nm vs 90nm)