Opteron 8218 (F2) 's Advantages
Higher specification of memory (667 vs 3)
Lower TDP (95W vs 130W)
Intel Xeon W3530 's Advantages
Released 3 years and 7 months late
Newer PCIe version (2 vs 1)
Higher base frequency (2.8GHz vs 2.6GHz)
More modern manufacturing process (45nm vs 90nm)