Opteron 4386 's Advantages
Higher base frequency (3.1GHz vs 2GHz)
Larger L3 cache size (8MB vs 6MB)
Intel Atom x7809C 's Advantages
Released 11 years and 4 months late
Higher specification of memory (4800 vs 3)
More modern manufacturing process (10nm vs 32nm)
Lower TDP (25W vs 95W)