Xeon E7 2820 's Advantages
Lower TDP (105W vs 210W)
AMD EPYC 9334 's Advantages
Released 11 years and 7 months late
Higher specification of memory (4800 vs 1333)
Higher base frequency (2.7GHz vs 2GHz)
Larger L3 cache size (128MB vs 18MB)
More modern manufacturing process (5nm vs 32nm)