Description: HP Z220 CMT E1X23US#ABA Z220 CMT Workstation Widows 7 SP i7 3700 3.40 GHz 3rd Gen Computer w/16GB/DVDRW Get workstation performance with next-generation graphics at prices you’d expect from a desktop PC. What’s included: No Power Supply 30 DAY WARRANTY Condition: Seller refurbished PLEASE CONTACT US IF YOU HAVE ANY PROBLEMS. We will do everything possible to solve any problem.