Intel Xeon E5 1660 v3 's Advantages
Released 3 years and 4 months late
Higher specification of memory (2133 vs 3)
Larger L3 cache size (20MB vs 8MB)
More modern manufacturing process (22nm vs 32nm)
Intel Xeon E3 1290 's Advantages
Higher base frequency (3.6GHz vs 3GHz)
Lower TDP (95W vs 140W)