Intel Xeon W 2191B 's Advantages
Released 2 years and 2 months late
Higher specification of memory (2666 vs 2133)
Larger L3 cache size (24.75MB vs 8MB)
Intel Xeon E3 1275 v5 's Advantages
Higher base frequency (3.6GHz vs 2.3GHz)
Lower TDP (80W vs 140W)