Intel Xeon E5 2666 v3 's Advantages
Released 8 years and 3 months late
Higher specification of memory (DDR4-2133 vs DDR2-667)
Newer PCIe version (3 vs 1)
Higher base frequency (2.9GHz vs 2.4GHz)
Opteron 8216 HE (F3) 's Advantages
Lower TDP (68W vs 135W)