The 3 GHz Xeon X5365 Quad Core processor from Dell is designed to enhance the performance and the speed of your system. This processor features 1333 MHz bus speed and an integrated L2 cache gives the processor core faster access to larger amounts of the data used most often. With all these features and more, the 3 GHz processor delivers power, performance and flexibility you need, providing you the platform to work with simultaneous applications seamlessly.