Opteron 8222 SE 's Advantages
Higher specification of memory (667 vs 3)
Higher base frequency (3GHz vs 2.2GHz)
Intel Xeon E3 1220L 's Advantages
Released 4 years late
Newer PCIe version (3 vs 1)
More modern manufacturing process (32nm vs 90nm)
Lower TDP (20W vs 120W)