Intel Xeon E7 8891 v3 's Advantages
Higher base frequency (2.8GHz vs 2.3GHz)
Larger L3 cache size (45MB vs 24.75MB)
Intel Xeon W 2195 's Advantages
Released 2 years and 2 months late
Higher specification of memory (2666 vs 1866)
More modern manufacturing process (14nm vs 22nm)
Lower TDP (140W vs 165W)