Opteron 6366 HE 's Advantages
Lower TDP (85W vs 125W)
AMD EPYC 8124P 's Advantages
Released 10 years and 10 months late
Higher specification of memory (4800 vs 1866)
Newer PCIe version (5 vs 2)
Higher base frequency (2.45GHz vs 1.8GHz)
Larger L3 cache size (64MB vs 8MB)
More modern manufacturing process (5nm vs 32nm)