Intel Xeon E3 1280 v2 's Advantages
Higher base frequency (3.6GHz vs 3.2GHz)
Lower TDP (69W vs 80W)
Intel Xeon W 1290 's Advantages
Released 8 years late
Higher specification of memory (2933 vs 3)
Larger L3 cache size (20MB vs 8MB)
More modern manufacturing process (14nm vs 22nm)