Intel Xeon Gold 6421N 's Advantages
Released 5 years and 7 months late
Higher specification of memory (4400 vs 2666)
Newer PCIe version (5 vs 3)
More modern manufacturing process (10nm vs 14nm)
AMD EPYC 7451 's Advantages
Higher base frequency (2.3GHz vs 1.8GHz)
Larger L3 cache size (64MB vs 60MB)
Lower TDP (180W vs 185W)