Intel Xeon E3 1280 v2 's Advantages
Higher base frequency (3.6GHz vs 2.8GHz)
Xeon E 2276M 's Advantages
Released 7 years late
Higher specification of memory (2666 vs 3)
Larger L3 cache size (12MB vs 8MB)
More modern manufacturing process (14nm vs 22nm)
Lower TDP (45W vs 69W)