Intel Xeon E5 2609 v3 's Advantages
Released 2 years and 4 months late
Higher specification of memory (DDR4-1600 vs DDR3)
Larger L3 cache size (15MB vs 8MB)
Lower TDP (85W vs 87W)
Intel Xeon E3 1290 v2 's Advantages
Higher base frequency (3.7GHz vs 1.9GHz)