AMD EPYC 7251 's Advantages
Lower TDP (120W vs 270W)
Intel Xeon w5 3435X 's Advantages
Released 5 years and 8 months late
Higher specification of memory (4800 vs 2400)
Newer PCIe version (5 vs 3)
Higher base frequency (3.1GHz vs 2.1GHz)
Larger L3 cache size (45MB vs 32MB)
More modern manufacturing process (10nm vs 14nm)