Opteron 2220 's Advantages
Higher base frequency (2.8GHz vs 1.8GHz)
Intel Xeon E3 1230L v3 's Advantages
Released 6 years and 4 months late
Higher specification of memory (1600 vs 2)
Newer PCIe version (3 vs 1)
More modern manufacturing process (22nm vs 90nm)
Lower TDP (25W vs 95W)