AMD EPYC 9684X 's Advantages
Released 2 years and 3 months late
Higher specification of memory (4800 vs 3200)
Newer PCIe version (5 vs 4)
Larger L3 cache size (1152MB vs 128MB)
More modern manufacturing process (5nm vs 7nm)
AMD EPYC 7343 's Advantages
Higher base frequency (3.2GHz vs 2.55GHz)
Lower TDP (190W vs 400W)