The DellÃ¢âÂ¢ OpteronÃ¢âÂ¢ 2389 2.9 GHz Quad Core Processor delivers uncompromised design and unprecedented performance-per-watt. This processor features Direct Connect Architecture which enables virtualization platform efficiency. Incorporated with VirtualizationÃ¢âÂ¢ technology and Rapid Virtualization Indexing, this processor can accelerate the performance of virtualized applications and improve efficiency of switching among virtual machines. This helps you to host more virtual machines and users per system to maximize the consolidation and power saving benefits of virtualization. Additionally, the CoolCoreÃ¢âÂ¢ Technology reduces the processor energy consumption and heat generation. This product has been tested and validated on Dell systems. It is supported by Dell Technical Support when used with a Dell system.