Intel Xeon E3 1220 v2 's Advantages
Lower TDP (69W vs 80W)
Intel Xeon W 1290 's Advantages
Released 8 years late
Higher specification of memory (2933 vs 3)
Higher base frequency (3.2GHz vs 3.1GHz)
Larger L3 cache size (20MB vs 8MB)
More modern manufacturing process (14nm vs 22nm)