Opteron 3350 HE 's Advantages
Lower TDP (45W vs 80W)
Intel Xeon E3 1220 v3 's Advantages
Released 6 months late
Higher specification of memory (1600 vs 3)
Newer PCIe version (3 vs 2)
Higher base frequency (3.1GHz vs 2.8GHz)
More modern manufacturing process (22nm vs 32nm)