AMD EPYC 7261 's Advantages
Released 7 years and 2 months late
Higher specification of memory (2666 vs 1333)
Higher base frequency (2.5GHz vs 2GHz)
Larger L3 cache size (32MB vs 18MB)
More modern manufacturing process (14nm vs 32nm)
Xeon E7 2820 's Advantages
Lower TDP (105W vs 170W)