Intel Xeon E3 1240 v2 's Advantages
Released 2 years and 2 months late
Newer PCIe version (3 vs 2)
Higher base frequency (3.4GHz vs 1.866GHz)
More modern manufacturing process (22nm vs 32nm)
Intel Xeon L5609 's Advantages
Larger L3 cache size (12MB vs 8MB)
Lower TDP (40W vs 69W)