Intel Xeon E5 1650 v2 's Advantages
Larger L3 cache size (12MB vs 8.25MB)
Lower TDP (130W vs 140W)
Intel Xeon W 2135 's Advantages
Released 3 years and 11 months late
Higher specification of memory (2666 vs 1866)
Higher base frequency (3.7GHz vs 3.5GHz)
More modern manufacturing process (14nm vs 22nm)