AMD EPYC 9224 's Advantages
Released 12 years and 8 months late
Higher specification of memory (DDR5-4800 vs DDR3)
Newer PCIe version (5 vs 2)
Higher base frequency (2.5GHz vs 1.9GHz)
Larger L3 cache size (64MB vs 12MB)
More modern manufacturing process (5nm vs 45nm)
Opteron 6168 's Advantages
Lower TDP (115W vs 200W)