Intel Xeon X5492 's Advantages
Released 107 years and 8 months late
Higher base frequency (3.4GHz vs 2.8GHz)
Lower TDP (150W vs 160W)
Intel Xeon E5 2693 v3 's Advantages
Higher specification of memory (2133 vs 3)
Newer PCIe version (3 vs 2)
More modern manufacturing process (22nm vs 45nm)