Intel Xeon E7 4820 v3 's Advantages
Released 8 years and 10 months late
Higher specification of memory (DDR3 vs DDR2-667)
Newer PCIe version (3 vs 1)
Lower TDP (115W vs 120W)
Opteron 8220 SE (F2) 's Advantages
Higher base frequency (2.8GHz vs 1.9GHz)