Intel Xeon E5 4669 v3 's Advantages
Released 5 years and 1 months late
Higher specification of memory (2133 vs 1333)
Newer PCIe version (3 vs 2)
Larger L3 cache size (45MB vs 8MB)
More modern manufacturing process (22nm vs 45nm)
Xeon X3480 's Advantages
Higher base frequency (3.066GHz vs 2.1GHz)
Lower TDP (95W vs 135W)