Intel Xeon E7 8870 v3 's Advantages
Higher specification of memory (1866 vs 4)
Larger L3 cache size (45MB vs 1.5MB)
Intel Xeon D 1518 's Advantages
Higher base frequency (2.2GHz vs 2.1GHz)
More modern manufacturing process (14nm vs 22nm)
Lower TDP (35W vs 140W)