AMD EPYC 7742 's Advantages
Higher base frequency (2.25GHz vs 2GHz)
Larger L3 cache size (256MB vs 112.5MB)
More modern manufacturing process (7nm vs 10nm)
Lower TDP (225W vs 385W)
Xeon w9 3595X 's Advantages
Released 5 years late
Higher specification of memory (4800 vs 3200)
Newer PCIe version (5 vs 4)