Intel Xeon E5 2650L v2 's Advantages
Larger L3 cache size (25MB vs 11MB)
Lower TDP (70W vs 140W)
Intel Xeon W 2145 's Advantages
Released 3 years and 11 months late
Higher specification of memory (DDR4-2666 vs DDR3)
Higher base frequency (3.7GHz vs 1.7GHz)
More modern manufacturing process (14nm vs 22nm)