Intel Xeon E3 1220 's Advantages
Higher base frequency (3.1GHz vs 2.4GHz)
Lower TDP (80W vs 170W)
AMD EPYC 7351 's Advantages
Released 6 years and 2 months late
Higher specification of memory (2666 vs 3)
Larger L3 cache size (64MB vs 8MB)
More modern manufacturing process (14nm vs 32nm)