Opteron 1389 's Advantages
Lower TDP (115W vs 400W)
AMD EPYC 9565 's Advantages
Released 15 years and 4 months late
Higher specification of memory (6000 vs 1333)
Newer PCIe version (5 vs 2)
Higher base frequency (3.15GHz vs 2.9GHz)
Larger L3 cache size (384MB vs 6MB)
More modern manufacturing process (4nm vs 45nm)