A:Answer Hi there, thank you for your question. Please take into consideration that to ensure compatibility of a processor with a desktop. It is necessary to contact the motherboard manufacturer. In the next link, you can find a list of compatible processors with the Alienware Aurora R12. [ https://www.dell.com/support/manuals/en-us/alienware-aurora-r12-desktop/alienware-aurora-r12-setup-and-specifications/processors?guid=guid-420d4ca4-ef58-4722-98bf-cf34f3d6cb29&lang=en-us ] Thank you for choosing Intel!