Intel Xeon W3690 's Advantages
Released 4 years late
Newer PCIe version (2 vs 1)
Higher base frequency (3.466GHz vs 2.6GHz)
More modern manufacturing process (32nm vs 90nm)
Opteron 8218 HE 's Advantages
Higher specification of memory (667 vs 3)
Lower TDP (68W vs 130W)