You are bidding on one used ASUS P8B75-M/CSM Motherboard + Intel i3-3220 (3.3GHz) CPU + 4GB DDR3 RAM (ram will either be 1 4GB stick, or 2 2GB sticks). It has been tested and is fully functional. I/O Shield not included. Please email me if you have any questions or concerns. Thank you & be sure to check out our other auctions