Intel Xeon D 1541 's Advantages
Released 1 years and 2 months late
More modern manufacturing process (14nm vs 22nm)
Lower TDP (45W vs 135W)
Intel Xeon E5 1686 v3 's Advantages
Higher specification of memory (DDR4-2133 vs DDR3)
Higher base frequency (2.6GHz vs 2.1GHz)
Larger L3 cache size (30MB vs 1.5MB)