AMD EPYC Embedded 3251 's Advantages
Higher base frequency (2.5GHz vs 2.4GHz)
Lower TDP (55W vs 130W)
AMD EPYC 7303 's Advantages
Released 5 years and 7 months late
Higher specification of memory (3200 vs 2666)
Newer PCIe version (4 vs 3)
Larger L3 cache size (64MB vs 16MB)
More modern manufacturing process (7nm vs 14nm)