Intel Xeon E3 1240 v3 's Advantages
Higher base frequency (3.4GHz vs 1.8GHz)
Lower TDP (80W vs 110W)
Intel Xeon E5 2675 v3 's Advantages
Released 1 years and 3 months late
Higher specification of memory (2133 vs 1600)
Larger L3 cache size (40MB vs 8MB)