Intel Xeon E5 2695 v2 's Advantages
Released 1 years and 6 months late
Larger L3 cache size (30MB vs 15MB)
More modern manufacturing process (22nm vs 32nm)
Intel Xeon E5 2640 's Advantages
Higher base frequency (2.5GHz vs 2.4GHz)
Lower TDP (95W vs 115W)