Opteron 6344 's Advantages
Higher specification of memory (1866 vs 1600)
Intel Xeon E3 1240 v3 's Advantages
Released 7 months late
Newer PCIe version (3 vs 2)
Higher base frequency (3.4GHz vs 2.6GHz)
More modern manufacturing process (22nm vs 32nm)
Lower TDP (80W vs 115W)