Intel Xeon E3 1220 's Advantages
Higher base frequency (3.1GHz vs 2.75GHz)
Lower TDP (80W vs 290W)
AMD EPYC Embedded 9454P 's Advantages
Released 11 years and 11 months late
Higher specification of memory (4800 vs 3)
Newer PCIe version (5 vs 3)
Larger L3 cache size (256MB vs 8MB)
More modern manufacturing process (5nm vs 32nm)