AMD EPYC 7261 's Advantages
Lower TDP (170W vs 320W)
AMD EPYC 9184X 's Advantages
Released 5 years late
Higher specification of memory (DDR5-4800 vs DDR4-2666)
Newer PCIe version (5 vs 3)
Higher base frequency (3.55GHz vs 2.5GHz)
Larger L3 cache size (768MB vs 32MB)
More modern manufacturing process (5nm vs 14nm)