Opteron 8216 HE (F3) 's Advantages
Higher base frequency (2.4GHz vs 1.866GHz)
Lower TDP (68W vs 105W)
Xeon E7530 's Advantages
Released 3 years and 7 months late
Higher specification of memory (1333 vs 667)
Newer PCIe version (2 vs 1)
More modern manufacturing process (45nm vs 90nm)