Opteron 1352 (B2) 's Advantages
Higher specification of memory (800 vs 3)
Higher base frequency (2.1GHz vs 1.9GHz)
Lower TDP (95W vs 115W)
Opteron 6168 's Advantages
Released 1 years and 9 months late
Larger L3 cache size (12MB vs 2MB)
More modern manufacturing process (45nm vs 65nm)