Intel Xeon E3 1220L v3 's Advantages
Released 10 months late
Newer PCIe version (3 vs 2)
More modern manufacturing process (22nm vs 32nm)
Lower TDP (13W vs 85W)
Opteron 6366 HE 's Advantages
Higher specification of memory (1866 vs 1600)
Higher base frequency (1.8GHz vs 1.1GHz)
Larger L3 cache size (8MB vs 4MB)