Intel Xeon E3 1290 v2 's Advantages
Higher base frequency (3.7GHz vs 3GHz)
Lower TDP (87W vs 120W)
Intel Xeon W 2150B 's Advantages
Released 5 years and 7 months late
Higher specification of memory (DDR4-2666 vs DDR3)
Larger L3 cache size (13.75MB vs 8MB)
More modern manufacturing process (14nm vs 22nm)