Club 3D R7 260X Royal Queen Graphics Cards,Black (CGAX-R726X6A) CGAX-R726X6A, PCI Express 3.0, 2048MB, GDDR5, 256 BIT Up to 1030MHz GPU clock speed, 896 Stream processors, 4500MHz Memory clock speed, Cool Stream high performance cooling Club 3D royal Queen features high performance heat pipes that keeps the components cool and outperforms standard cooling solutions. Paired with a unique fan blade design it increases airflow while reducing noise