Opteron 8220 SE (F2) 's Advantages
Higher base frequency (2.8GHz vs 1.4GHz)
Pentium 1405 V2 's Advantages
Released 7 years and 5 months late
Higher specification of memory (1333 vs 667)
Newer PCIe version (3 vs 1)
More modern manufacturing process (22nm vs 90nm)
Lower TDP (40W vs 120W)