Intel Xeon E3 1275 v3 's Advantages
Released 1 years and 3 months late
Higher specification of memory (4 vs 3)
Higher base frequency (3.5GHz vs 3.1GHz)
More modern manufacturing process (22nm vs 32nm)
Lower TDP (84W vs 150W)
Intel Xeon E5 2687W 's Advantages
Larger L3 cache size (20MB vs 8MB)