Intel Xeon E5 2637 v3 's Advantages
Higher base frequency (3.5GHz vs 3.2GHz)
Intel Xeon W 11855M 's Advantages
Released 6 years and 8 months late
Higher specification of memory (3200 vs 2133)
Newer PCIe version (4 vs 3)
Larger L3 cache size (18MB vs 15MB)
More modern manufacturing process (10nm vs 22nm)
Lower TDP (35W vs 135W)