AMD EPYC 7H12 's Advantages
Released 8 years and 5 months late
Higher specification of memory (DDR4-3200 vs DDR3)
Newer PCIe version (4 vs 3)
Larger L3 cache size (256MB vs 8MB)
Intel Xeon E3 1220 's Advantages
Higher base frequency (3.1GHz vs 2.6GHz)
Lower TDP (80W vs 280W)