Intel Xeon E3 1240L v3 's Advantages
Released 2 years late
Higher specification of memory (1600 vs 3)
Newer PCIe version (3 vs 2)
More modern manufacturing process (22nm vs 32nm)
Lower TDP (25W vs 115W)
Opteron 6278 's Advantages
Higher base frequency (2.4GHz vs 2GHz)