Opteron 1389 's Advantages
Lower TDP (115W vs 280W)
AMD EPYC 75F3 's Advantages
Released 11 years and 9 months late
Higher specification of memory (3200 vs 1333)
Newer PCIe version (4 vs 2)
Higher base frequency (2.95GHz vs 2.9GHz)
Larger L3 cache size (256MB vs 6MB)
More modern manufacturing process (7nm vs 45nm)