AMD does not have a separate Family 14h optimization guide.
From your product web pages, it looks like your product uses a Linux variant? Architecture-specific model and tuning information was added in gcc 4.5 for Brazos architecture under the flag "-march=btver1", so would recommend using either:
- gcc (4.6 will be better than 4.5 but at least 4.5) with -march=btver1 or -march=native or
Open64 does not have specific tuning for the Family 14h architecture, but may have better higher level optimizations. However, gcc has steadily improved performance in recent releases and will have Brazos specific support.