Xeon w3 2525 's Advantages
Released 9 years and 2 months late
Higher specification of memory (4400 vs 1866)
Newer PCIe version (5 vs 3)
Higher base frequency (3.5GHz vs 3GHz)
Larger L3 cache size (22.5MB vs 6MB)
More modern manufacturing process (10nm vs 14nm)
Intel Xeon E3 1270L v4 's Advantages
Lower TDP (45W vs 175W)