Xeon E7 8837 's Advantages
Higher base frequency (2.667GHz vs 2.3GHz)
Lower TDP (130W vs 225W)
AMD EPYC 7643 's Advantages
Released 9 years and 11 months late
Higher specification of memory (3200 vs 1333)
Larger L3 cache size (256MB vs 24MB)
More modern manufacturing process (7nm vs 32nm)