2.66 GHz Intel Xeon4GB Ram250 GB HDD10.7 OSXIncludes mouse, keyboard, and power supplyAll items sold by Brigham Young University Surplus are sold AS IS and may or may not have been tested. Items will be tested on request at time of purchase and pick up. All sales are final at the time of purchase. No returns or refunds after purchase.http://itsurplus.byu.edu/