Intel Xeon E3 1220L v3 's Advantages
Released 1 years and 10 months late
Higher specification of memory (DDR3-1600 vs DDR3)
Newer PCIe version (3 vs 2)
Lower TDP (13W vs 115W)
Opteron 6274 's Advantages
Higher base frequency (2.2GHz vs 1.1GHz)
Larger L3 cache size (16MB vs 4MB)