Intel Xeon W3530 's Advantages
Higher base frequency (2.8GHz vs 2.3GHz)
Lower TDP (130W vs 145W)
Intel Xeon E5 2699 v3 's Advantages
Released 4 years and 6 months late
Higher specification of memory (DDR4-2133 vs DDR3)
Newer PCIe version (3 vs 2)
Larger L3 cache size (45MB vs 8MB)
More modern manufacturing process (22nm vs 45nm)