AMD EPYC 7702 's Advantages
Lower TDP (200W vs 500W)
AMD EPYC 9755 '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 (2.7GHz vs 2GHz)
Larger L3 cache size (512MB vs 256MB)
More modern manufacturing process (4nm vs 7nm)