AMD EPYC 7663 's Advantages
Larger L3 cache size (256MB vs 112.5MB)
More modern manufacturing process (7nm vs 10nm)
Lower TDP (240W vs 385W)
Xeon w9 3595X 's Advantages
Released 3 years and 5 months late
Higher specification of memory (4800 vs 3200)
Newer PCIe version (5 vs 4)