Opteron 8224 SE 's Advantages
Higher base frequency (3.2GHz vs 1.866GHz)
Xeon E7530 's Advantages
Released 2 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)
Lower TDP (105W vs 120W)