Opteron 8212 HE (F2) 's Advantages
Higher specification of memory (667 vs 3)
Lower TDP (68W vs 80W)
Intel Xeon E5507 's Advantages
Released 3 years and 7 months late
Newer PCIe version (2 vs 1)
Higher base frequency (2.266GHz vs 2GHz)
More modern manufacturing process (45nm vs 90nm)