EPYC 7272 's Advantages
Higher base frequency (2.9GHz vs 2GHz)
Lower TDP (120W vs 250W)
Xeon 6746E 's Advantages
Released 4 years and 10 months late
Higher specification of memory (5600 vs 3200)
Newer PCIe version (5 vs 4)
Larger L3 cache size (96MB vs 64MB)
More modern manufacturing process (5nm vs 7nm)