Opteron 6380 's Advantages
Higher base frequency (2.5GHz vs 1.7GHz)
Larger L3 cache size (8MB vs 6MB)
Intel Atom x7405C 's Advantages
Released 11 years and 5 months late
Higher specification of memory (4800 vs 1866)
Newer PCIe version (3 vs 2)
More modern manufacturing process (10nm vs 32nm)
Lower TDP (12W vs 115W)