Intel Xeon E5 1607 v3 's Advantages
Lower TDP (140W vs 255W)
Intel Xeon W 3175X 's Advantages
Released 4 years and 4 months late
Higher specification of memory (2666 vs 1866)
Larger L3 cache size (38.5MB vs 10MB)
More modern manufacturing process (14nm vs 22nm)