Intel Atom x7405C 's Advantages
Released 17 years and 2 months late
Higher specification of memory (4800 vs 2)
Newer PCIe version (3 vs 1)
More modern manufacturing process (10nm vs 90nm)
Lower TDP (12W vs 95W)
Opteron 2220 's Advantages
Higher base frequency (2.8GHz vs 1.7GHz)