AMD EPYC 7542 's Advantages
Higher base frequency (2.9GHz vs 1.9GHz)
Larger L3 cache size (128MB vs 112.5MB)
More modern manufacturing process (7nm vs 10nm)
Lower TDP (225W vs 350W)
Intel Xeon Platinum 8490H 's Advantages
Released 3 years and 5 months late
Higher specification of memory (4800 vs 3200)
Newer PCIe version (5 vs 4)