In 2003, AMD debuted the Opteron, its first 64-bit CPU, which was later renamed Athlon 64. Phenom processors came out in 2008. In 2017, AMD began shipping its Ryzen line based on a new Zen ...

AMD developed a workaround for a bug that causes data integrity problems related to the translation lookaside buffer (TLB) on quad-core Opteron and Phenom CPUs. But performance degradation caused ...