Dell Small Business offers the Dell Precision 3000 Series 3420 Core i3 3.7GHz Desktop PC (no monitor) for $679 with free shipping, that's $226 off list and the lowest total price we could find, although it was $50 less two weeks ago. It features an Intel Core i3-6100 3.7GHz Skylake dual-core processor, 4GB RAM, 500GB 7200 rpm hard drive, USB 3.0, HDMI, and Windows 7 Professional 64-bit with a Windows 10 Pro license. (No optical drive is included.) Deal ends March 3.