Intel Xeon E5 1428L v2 's Advantages
Released 6 years and 11 months late
Higher specification of memory (1333 vs 2)
Newer PCIe version (3 vs 1)
More modern manufacturing process (22nm vs 90nm)
Lower TDP (60W vs 95W)
Opteron 2220 's Advantages
Higher base frequency (2.8GHz vs 2.2GHz)