Opteron 8216 HE (F2) 's Advantages
Higher specification of memory (667 vs 3)
Lower TDP (68W vs 95W)
Intel Xeon E3 1280 's Advantages
Released 4 years and 8 months late
Newer PCIe version (3 vs 1)
Higher base frequency (3.5GHz vs 2.4GHz)
More modern manufacturing process (32nm vs 90nm)