Opteron 8214 (F3) 's Advantages
Higher specification of memory (667 vs 3)
Lower TDP (95W vs 115W)
Opteron 6276 's Advantages
Released 5 years and 3 months late
Newer PCIe version (2 vs 1)
Higher base frequency (2.3GHz vs 2.2GHz)
More modern manufacturing process (32nm vs 90nm)