AMD EPYC 9645 's Advantages
Released 9 years and 4 months late
Higher specification of memory (6000 vs 1866)
Newer PCIe version (5 vs 3)
Larger L3 cache size (256MB vs 6MB)
More modern manufacturing process (3nm vs 14nm)
Intel Xeon E3 1285 v4 's Advantages
Higher base frequency (3.5GHz vs 2.3GHz)
Lower TDP (95W vs 320W)