Opteron 6180 SE 's Advantages
Higher specification of memory (DDR3-1333 vs DDR3)
Higher base frequency (2.5GHz vs 1.9GHz)
Intel Xeon E5 2440 v2 's Advantages
Released 2 years and 7 months late
Larger L3 cache size (20MB vs 12MB)
Lower TDP (95W vs 140W)