Opteron 2218 HE 's Advantages
Lower TDP (68W vs 140W)
Opteron 6386 SE 's Advantages
Released 5 years and 9 months late
Higher specification of memory (1600 vs 2)
Newer PCIe version (2 vs 1)
Higher base frequency (2.8GHz vs 2.6GHz)
More modern manufacturing process (32nm vs 90nm)