Intel Xeon E5 2698B v3 's Advantages
Higher specification of memory (DDR4-2133 vs DDR3)
Higher base frequency (2GHz vs 1.3GHz)
Larger L3 cache size (40MB vs 1.5MB)
Intel Xeon D 1571 's Advantages
Released 1 years and 1 months late
More modern manufacturing process (14nm vs 22nm)
Lower TDP (45W vs 135W)