Intel Xeon E3 1220 v2 's Advantages
Lower TDP (69W vs 185W)
Xeon w3 2535 's Advantages
Released 12 years and 3 months late
Higher specification of memory (4400 vs 3)
Newer PCIe version (5 vs 3)
Higher base frequency (3.5GHz vs 3.1GHz)
Larger L3 cache size (26.25MB vs 8MB)
More modern manufacturing process (10nm vs 22nm)