Intel Xeon E7 8870 v3 's Advantages
Larger L3 cache size (45MB vs 8MB)
Intel Xeon E3 1270 v5 's Advantages
Higher specification of memory (2133 vs 1866)
Higher base frequency (3.6GHz vs 2.1GHz)
More modern manufacturing process (14nm vs 22nm)
Lower TDP (80W vs 140W)