Xeon E7 2820 's Advantages
Lower TDP (105W vs 225W)
AMD EPYC 7453 's Advantages
Released 9 years and 11 months late
Higher specification of memory (3200 vs 1333)
Higher base frequency (2.75GHz vs 2GHz)
Larger L3 cache size (64MB vs 18MB)
More modern manufacturing process (7nm vs 32nm)