Intel Xeon E5 4669 v3 's Advantages
Released 3 years and 7 months late
Higher specification of memory (DDR4-2133 vs DDR3)
Newer PCIe version (3 vs 2)
Larger L3 cache size (45MB vs 16MB)
Opteron 6274 's Advantages
Higher base frequency (2.2GHz vs 2.1GHz)
Lower TDP (115W vs 135W)