Xeon E 2186M 's Advantages
Lower TDP (45W vs 165W)
Intel Xeon w3 2435 's Advantages
Released 4 years and 10 months late
Higher specification of memory (4400 vs 2666)
Newer PCIe version (5 vs 3)
Higher base frequency (3.1GHz vs 2.9GHz)
Larger L3 cache size (22.5MB vs 12MB)
More modern manufacturing process (10nm vs 14nm)