Xeon w3 2525 's Advantages
Released 8 years and 7 months late
Higher specification of memory (4400 vs 1866)
Newer PCIe version (5 vs 3)
Higher base frequency (3.5GHz vs 1.7GHz)
Larger L3 cache size (22.5MB vs 8MB)
More modern manufacturing process (10nm vs 28nm)
Opteron A1120 's Advantages
Lower TDP (25W vs 175W)