Intel Xeon W 2145 's Advantages
Released 7 years and 5 months late
Higher specification of memory (2666 vs 1333)
Newer PCIe version (3 vs 2)
Higher base frequency (3.7GHz vs 1.866GHz)
More modern manufacturing process (14nm vs 45nm)
Xeon E7530 's Advantages
Larger L3 cache size (12MB vs 11MB)
Lower TDP (105W vs 140W)