Intel Xeon X5687 's Advantages
Released 4 years and 6 months late
Newer PCIe version (2 vs 1)
Higher base frequency (3.6GHz vs 2.6GHz)
More modern manufacturing process (32nm vs 90nm)
Opteron 8218 (F3) 's Advantages
Higher specification of memory (667 vs 3)
Lower TDP (95W vs 130W)