Opteron 4310 EE 's Advantages
Released 6 years and 4 months late
Higher specification of memory (DDR3-1600 vs DDR2-667)
Newer PCIe version (2 vs 1)
More modern manufacturing process (32nm vs 90nm)
Lower TDP (35W vs 120W)
Opteron 8220 SE (F3) 's Advantages
Higher base frequency (2.8GHz vs 2.2GHz)