Intel Xeon E5 2689 's Advantages
Released 1 years and 1 months late
Higher specification of memory (1600 vs 3)
Newer PCIe version (3 vs 2)
Higher base frequency (2.6GHz vs 2.133GHz)
Larger L3 cache size (20MB vs 8MB)
Intel Xeon E5606 's Advantages
Lower TDP (80W vs 115W)