Intel Xeon Platinum 8490H 's Advantages
Higher specification of memory (4800 vs 3200)
Newer PCIe version (5 vs 4)
AMD EPYC 7643P 's Advantages
Released 8 months late
Higher base frequency (2.3GHz vs 1.9GHz)
Larger L3 cache size (256MB vs 112.5MB)
More modern manufacturing process (7nm vs 10nm)
Lower TDP (225W vs 350W)