Opteron 8216 HE (F2) 's Advantages
Higher specification of memory (667 vs 3)
Higher base frequency (2.4GHz vs 2.266GHz)
Lower TDP (68W vs 80W)
Intel Xeon E5607 's Advantages
Released 4 years and 6 months late
Newer PCIe version (2 vs 1)
More modern manufacturing process (32nm vs 90nm)