Intel Xeon E5 1660 v2 's Advantages
Higher base frequency (3.7GHz vs 3.2GHz)
Lower TDP (130W vs 290W)
Xeon w5 3525 's Advantages
Released 10 years and 11 months late
Higher specification of memory (4800 vs 1866)
Newer PCIe version (5 vs 3)
Larger L3 cache size (45MB vs 15MB)
More modern manufacturing process (10nm vs 22nm)