Intel Xeon X5690 's Advantages
Higher base frequency (3.466GHz vs 2GHz)
Intel Xeon E7 4809 v3 's Advantages
Released 4 years and 4 months late
Higher specification of memory (1866 vs 3)
Newer PCIe version (3 vs 2)
Larger L3 cache size (20MB vs 12MB)
More modern manufacturing process (22nm vs 32nm)
Lower TDP (115W vs 130W)