Opteron 2210 HE (F2) 's Advantages
Lower TDP (68W vs 85W)
Xeon EC5509 's Advantages
Released 3 years and 6 months late
Higher specification of memory (1066 vs 2)
Newer PCIe version (2 vs 1)
Higher base frequency (2GHz vs 1.8GHz)
More modern manufacturing process (45nm vs 90nm)