Xeon w3 2525 's Advantages
Released 10 years and 7 months late
Higher specification of memory (4400 vs 1333)
Newer PCIe version (5 vs 3)
Higher base frequency (3.5GHz vs 1.4GHz)
Larger L3 cache size (22.5MB vs 6MB)
More modern manufacturing process (10nm vs 22nm)
Pentium 1405 V2 's Advantages
Lower TDP (40W vs 175W)