Intel Xeon E5 2470 v2 's Advantages
Released 1 years and 6 months late
Larger L3 cache size (25MB vs 20MB)
More modern manufacturing process (22nm vs 32nm)
Lower TDP (95W vs 115W)
Intel Xeon E5 2689 's Advantages
Higher specification of memory (1600 vs 3)
Higher base frequency (2.6GHz vs 2.4GHz)