Intel Xeon E3 1280 v2 's Advantages
Released 1 years and 1 months late
Higher base frequency (3.6GHz vs 2.4GHz)
More modern manufacturing process (22nm vs 32nm)
Lower TDP (69W vs 130W)
Intel Xeon E7 8870 's Advantages
Larger L3 cache size (30MB vs 8MB)