Intel Xeon E3 1220 v3 's Advantages
Higher base frequency (3.1GHz vs 1.7GHz)
Larger L3 cache size (8MB vs 6MB)
Intel Atom x7405C 's Advantages
Released 10 years and 10 months late
Higher specification of memory (4800 vs 1600)
More modern manufacturing process (10nm vs 22nm)
Lower TDP (12W vs 80W)