AMD EPYC 7642 's Advantages
Released 6 years and 2 months late
Higher specification of memory (3200 vs 1600)
Newer PCIe version (4 vs 3)
Larger L3 cache size (256MB vs 8MB)
More modern manufacturing process (7nm vs 22nm)
Intel Xeon E3 1225 v3 's Advantages
Higher base frequency (3.2GHz vs 2.4GHz)
Lower TDP (84W vs 225W)