Intel Xeon E5 2667 's Advantages
Released 4 years and 1 months late
Newer PCIe version (3 vs 2)
Higher base frequency (2.9GHz vs 2.133GHz)
More modern manufacturing process (32nm vs 45nm)
Xeon L5408 's Advantages
Higher specification of memory (3 vs 3)
Lower TDP (40W vs 130W)