AMD EPYC 7742 's Advantages
Lower TDP (225W vs 300W)
AMD EPYC 9535 's Advantages
Released 5 years and 2 months late
Higher specification of memory (6000 vs 3200)
Newer PCIe version (5 vs 4)
Higher base frequency (2.4GHz vs 2.25GHz)
More modern manufacturing process (4nm vs 7nm)