Intel Xeon E5 2667 v2 's Advantages
Released 5 years late
Newer PCIe version (3 vs 2)
More modern manufacturing process (22nm vs 45nm)
Xeon X5470 's Advantages
Higher specification of memory (3 vs 3)
Higher base frequency (3.333GHz vs 3.3GHz)
Lower TDP (120W vs 130W)