AMD EPYC 7272 's Advantages
Higher base frequency (2.6GHz vs 2.55GHz)
Lower TDP (120W vs 400W)
AMD EPYC 9684X 's Advantages
Released 3 years and 10 months late
Higher specification of memory (4800 vs 3200)
Newer PCIe version (5 vs 4)
Larger L3 cache size (1152MB vs 64MB)
More modern manufacturing process (5nm vs 7nm)