Intel Xeon E5 2667 v3 's Advantages
Released 4 years and 6 months late
Higher specification of memory (DDR4-2133 vs DDR3)
Newer PCIe version (3 vs 2)
Higher base frequency (3.2GHz vs 2.8GHz)
Larger L3 cache size (20MB vs 8MB)
More modern manufacturing process (22nm vs 45nm)
Intel Xeon W3530 's Advantages
Lower TDP (130W vs 135W)