Xeon EC3529 's Advantages
Released 2 years and 6 months late
Higher specification of memory (1066 vs 667)
Newer PCIe version (2 vs 1)
More modern manufacturing process (45nm vs 90nm)
Lower TDP (65W vs 120W)
Opteron 8224 SE 's Advantages
Higher base frequency (3.2GHz vs 2.133GHz)