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 2.2GHz)
Larger L3 cache size (22.5MB vs 10MB)
More modern manufacturing process (10nm vs 32nm)
Intel Xeon E5 2407 's Advantages
Lower TDP (80W vs 175W)