Intel Xeon E3 1285 v4 's Advantages
Lower TDP (95W vs 140W)
Intel Xeon W 2135 's Advantages
Released 2 years and 2 months late
Higher specification of memory (2666 vs 1866)
Higher base frequency (3.7GHz vs 3.5GHz)
Larger L3 cache size (8.25MB vs 6MB)