Intel Xeon E5 2637 v2 's Advantages
Released 6 years and 5 months late
Higher specification of memory (3 vs 2)
Newer PCIe version (3 vs 1)
Higher base frequency (3.5GHz vs 3GHz)
More modern manufacturing process (22nm vs 90nm)
Opteron 2222 SE 's Advantages
Lower TDP (119W vs 130W)