Opteron 6276 's Advantages
Higher base frequency (2.3GHz vs 2GHz)
Larger L3 cache size (8MB vs 6MB)
Intel Atom x7203C 's Advantages
Released 12 years and 5 months late
Higher specification of memory (4800 vs 3)
Newer PCIe version (3 vs 2)
More modern manufacturing process (10nm vs 32nm)
Lower TDP (9W vs 115W)