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)
Opteron 2218 (F2) 's Advantages
Higher base frequency (2.6GHz vs 1.8GHz)