Dell Optiplex 390 MT Intel Core i3-2120 3.30GHz CPU 4GB RAM No HDD No OS | eBay
Amazon.com: Dell Optiplex 390 Business High Performance SFF Desktop Computer PC (Intel Quad-Core i5-2400 up to 3.4GHz, 8GB DDR3, 1TB HDD, HDMI, DVD, Windows 10 Pro 64-bit) (Renewed) : Electronics