AMD EPYC 7451 's Advantages
Higher base frequency (2.3GHz vs 2GHz)
Lower TDP (180W vs 350W)
Intel Xeon Max 9470 's Advantages
Released 5 years and 7 months late
Higher specification of memory (4800 vs 2666)
Newer PCIe version (5 vs 3)
Larger L3 cache size (105MB vs 64MB)
More modern manufacturing process (10nm vs 14nm)