Intel Xeon E5 1650 v2 's Advantages
Higher base frequency (3.5GHz vs 3.2GHz)
Larger L3 cache size (12MB vs 11MB)
Intel Xeon W 2140B 's Advantages
Released 4 years and 3 months late
Higher specification of memory (2666 vs 1866)
More modern manufacturing process (14nm vs 22nm)
Lower TDP (120W vs 130W)