Intel Xeon E3 1220L v3 's Advantages
More modern manufacturing process (22nm vs 28nm)
Lower TDP (13W vs 32W)
Opteron A1170 's Advantages
Released 2 years and 4 months late
Higher specification of memory (1866 vs 1600)
Higher base frequency (2GHz vs 1.1GHz)
Larger L3 cache size (8MB vs 4MB)