Intel Xeon E5 2686 v3 's Advantages
Released 2 years and 4 months late
Larger L3 cache size (45MB vs 8MB)
Intel Xeon E3 1270 v2 's Advantages
Higher specification of memory (DDR3 vs DDR3)
Higher base frequency (3.5GHz vs 2GHz)
Lower TDP (69W vs 120W)