Intel Xeon E3 1284L v4 's Advantages
Lower TDP (47W vs 120W)
Intel Xeon W 2150B 's Advantages
Released 2 years and 6 months late
Higher specification of memory (DDR4-2666 vs DDR3-1866)
Higher base frequency (3GHz vs 2.9GHz)
Larger L3 cache size (13.75MB vs 6MB)