Intel Xeon D 1528 's Advantages
Lower TDP (35W vs 140W)
Intel Xeon W 2145 's Advantages
Released 1 years and 9 months late
Higher specification of memory (DDR4-2666 vs DDR3)
Higher base frequency (3.7GHz vs 1.9GHz)
Larger L3 cache size (11MB vs 1.5MB)