Opteron 6180 SE 's Advantages
Higher base frequency (2.5GHz vs 1.1GHz)
Larger L3 cache size (12MB vs 4MB)
Intel Xeon E3 1220L v3 's Advantages
Released 2 years and 7 months late
Higher specification of memory (DDR3-1600 vs DDR3-1333)
Newer PCIe version (3 vs 2)
Lower TDP (13W vs 140W)