EPYC 7552 's Advantages
Released 1 years and 4 months late
Higher specification of memory (3200 vs 2666)
Newer PCIe version (4 vs 3)
Larger L3 cache size (192MB vs 12MB)
More modern manufacturing process (7nm vs 14nm)
Xeon E 2186M 's Advantages
Higher base frequency (2.9GHz vs 2.2GHz)
Lower TDP (45W vs 200W)