Intel Xeon E7 8867 v3 's Advantages
Released 7 years and 7 months late
Higher specification of memory (1866 vs 3)
Newer PCIe version (3 vs 2)
Higher base frequency (2.5GHz vs 2GHz)
More modern manufacturing process (22nm vs 45nm)
Xeon E5405 's Advantages
Lower TDP (80W vs 165W)