Xeon Gold 6538N 's Advantages
Released 5 years and 8 months late
Higher specification of memory (5200 vs 2666)
Newer PCIe version (5 vs 3)
Larger L3 cache size (60MB vs 12MB)
More modern manufacturing process (10nm vs 14nm)
Xeon E 2186M 's Advantages
Higher base frequency (2.9GHz vs 2.1GHz)
Lower TDP (45W vs 205W)