Intel Xeon W 2191B 's Advantages
Released 4 years and 3 months late
Higher specification of memory (2666 vs 3)
Larger L3 cache size (24.75MB vs 20MB)
More modern manufacturing process (14nm vs 22nm)
Intel Xeon E5 2650 v2 's Advantages
Higher base frequency (2.6GHz vs 2.3GHz)
Lower TDP (95W vs 140W)