Intel Xeon E5 2689 Advantages
Lower TDP (115W vs 190W)
Xeon 6517P Advantages
Released 12 years and 11 months late
Higher specification of memory (6400 vs 1600)
Newer PCIe version (5 vs 3)
Higher base frequency (3.2GHz vs 2.6GHz)
Larger L3 cache size (72MB vs 20MB)
More modern manufacturing process (5nm vs 32nm)