Intel Xeon E5 4655 v3 's Advantages
Higher base frequency (2.9GHz vs 2.3GHz)
Lower TDP (135W vs 320W)
AMD EPYC 9645 's Advantages
Released 9 years and 4 months late
Higher specification of memory (6000 vs 2133)
Newer PCIe version (5 vs 3)
Larger L3 cache size (256MB vs 30MB)
More modern manufacturing process (3nm vs 22nm)