Intel Xeon E3 1220L v3 's Advantages
Released 1 years and 4 months late
Higher specification of memory (DDR3-1600 vs DDR3)
Newer PCIe version (3 vs 2)
Lower TDP (13W vs 115W)
Opteron 6278 's Advantages
Higher base frequency (2.4GHz vs 1.1GHz)
Larger L3 cache size (8MB vs 4MB)