Intel Xeon W 2145 's Advantages
Released 3 years and 11 months late
Higher specification of memory (2666 vs 1600)
Higher base frequency (3.7GHz vs 3GHz)
Larger L3 cache size (11MB vs 10MB)
More modern manufacturing process (14nm vs 22nm)
Intel Xeon E5 1607 v2 's Advantages
Lower TDP (130W vs 140W)