Opteron 1381 's Advantages
Lower TDP (115W vs 155W)
AMD EPYC 7F52 's Advantages
Released 10 years and 10 months late
Higher specification of memory (3200 vs 1333)
Newer PCIe version (4 vs 2)
Higher base frequency (3.5GHz vs 2.5GHz)
Larger L3 cache size (256MB vs 6MB)
More modern manufacturing process (7nm vs 45nm)