Xeon w3 2525 's Advantages
Released 12 years and 3 months late
Higher specification of memory (4400 vs 3)
Higher base frequency (3.5GHz vs 2GHz)
Larger L3 cache size (22.5MB vs 8MB)
More modern manufacturing process (10nm vs 32nm)
Intel Xeon E3 1125C 's Advantages
Lower TDP (40W vs 175W)