AMD EPYC 9645 's Advantages
Released 12 years and 11 months late
Higher specification of memory (6000 vs 3)
Newer PCIe version (5 vs 2)
Larger L3 cache size (256MB vs 8MB)
More modern manufacturing process (3nm vs 32nm)
Opteron 6282 SE 's Advantages
Higher base frequency (2.6GHz vs 2.3GHz)
Lower TDP (140W vs 320W)