The Intel Core 2 Extreme Mobile QX9300 is a quad-core mobile processor that is a part of Intel's Core 2 Extreme Mobile line of processors. This processor can achieve clock speeds of up to 2.53 GHz along with 12MB of L2 cache and a 1066 MHz front side bus making it ideal for hi-def multimedia or the latest generation of hardcore games. The Intel Core 2 quad-core mobile processor has four cores processing multiple threads and multiple tasks at once giving incredible artificial intelligence (AI), particle systems, dynamic physics, and texture generation. For ultimate game control, the Intel Core 2 Extreme quad-core mobile processor bus ratio locks (overspeed protection) have been removed so you can fine tune your notebook for maximum gaming performance.