Intel Xeon E5 2640 v3 's Advantages
Larger L3 cache size (20MB vs 12MB)
Xeon E 2276M 's Advantages
Released 4 years and 8 months late
Higher specification of memory (2666 vs 1866)
Higher base frequency (2.8GHz vs 2.6GHz)
More modern manufacturing process (14nm vs 22nm)
Lower TDP (45W vs 90W)