AMD EPYC 9734 's Advantages
Released 3 years and 10 months late
Higher specification of memory (DDR5-4800 vs DDR4-3200)
Newer PCIe version (5 vs 4)
Larger L3 cache size (256MB vs 128MB)
More modern manufacturing process (5nm vs 7nm)
AMD EPYC 7502 's Advantages
Higher base frequency (2.5GHz vs 2.2GHz)
Lower TDP (180W vs 340W)