Xeon E7 8837 's Advantages
Higher base frequency (2.667GHz vs 2.3GHz)
Lower TDP (130W vs 140W)
Intel Xeon W 2195 's Advantages
Released 6 years and 4 months late
Higher specification of memory (2666 vs 1333)
Larger L3 cache size (24.75MB vs 24MB)
More modern manufacturing process (14nm vs 32nm)