Opteron 2210 EE 's Advantages
Lower TDP (45W vs 60W)
Xeon L5639 's Advantages
Released 4 years and 6 months late
Higher specification of memory (1333 vs 2)
Newer PCIe version (2 vs 1)
Higher base frequency (2.133GHz vs 1.8GHz)
More modern manufacturing process (32nm vs 90nm)