Intel Xeon E7 8880 v3 's Advantages
Higher specification of memory (1866 vs 4)
Higher base frequency (2.3GHz vs 1.3GHz)
Larger L3 cache size (45MB vs 1.5MB)
Intel Xeon D 1571 's Advantages
Released 8 months late
More modern manufacturing process (14nm vs 22nm)
Lower TDP (45W vs 150W)