Intel Xeon E5 2450 v2 's Advantages
Released 3 years and 6 months late
Higher base frequency (2.5GHz vs 2GHz)
Larger L3 cache size (20MB vs 18MB)
More modern manufacturing process (22nm vs 45nm)
Lower TDP (95W vs 105W)
Xeon E7540 's Advantages
Higher specification of memory (1333 vs 3)