Xeon E 2186G 's Advantages
Higher base frequency (3.8GHz vs 2.9GHz)
Lower TDP (95W vs 250W)
Intel Xeon Gold 6542Y 's Advantages
Released 5 years and 7 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)