Opteron 2218 (F3) 's Advantages
Higher base frequency (2.6GHz vs 1.8GHz)
Opteron 8346 HE (B3) 's Advantages
Released 1 years and 9 months late
Higher specification of memory (667 vs 2)
More modern manufacturing process (65nm vs 90nm)
Lower TDP (68W vs 95W)