Intel Xeon E5 2686 v3 's Advantages
Released 3 years and 5 months late
Higher specification of memory (2133 vs 1333)
Larger L3 cache size (45MB vs 30MB)
More modern manufacturing process (22nm vs 32nm)
Lower TDP (120W vs 130W)
Xeon E7 2870 's Advantages
Higher base frequency (2.4GHz vs 2GHz)