Intel Xeon E5 4650L 's Advantages
Released 5 years and 3 months late
Newer PCIe version (3 vs 1)
More modern manufacturing process (32nm vs 90nm)
Opteron 8220 's Advantages
Higher specification of memory (667 vs 3)
Higher base frequency (2.8GHz vs 2.6GHz)
Lower TDP (95W vs 115W)