Amazon.com: HP z230 Workstation SFF Business Desktop Computer, Core i7 4790 Up to 4.0Ghz, 16GB RAM, 240GB SSD, DisplayPort, USB 3.0, Windows 10 Pro (Renewed) : Electronics
Upgraded Hp Z230 Desktop for Sale in Fair Oaks, CA - OfferUp
HP Z230 SFF Workstation i7-4790 3.60GHz/ 8GB RAM/ 1TB F1M17UT [Z230] - $857.00 : Professional Multi Monitor Workstations, Graphics Card Experts
HP Z230 SFF Workstation Intel Core i5-4570 CPU @ 3.20GHz, 8GB RAM, 1000GB HDD with Microsoft Windows 10 Professional and Microsoft Office 2019 Home & School.