Opteron 8212 HE (F3) 's Advantages
Higher specification of memory (667 vs 3)
Lower TDP (68W vs 95W)
Intel Xeon E5 2640 's Advantages
Released 5 years and 7 months late
Newer PCIe version (3 vs 1)
Higher base frequency (2.5GHz vs 2GHz)
More modern manufacturing process (32nm vs 90nm)