Dell Small Business offers its Dell Precision Tower 3000 Series 3620 Intel Kaby Lake Core i3 3.9GHz Desktop PC for $529 with free shipping. That's $343 off list and the lowest price we could find. It features an Intel Core i3-7100 3.9GHz Kaby Lake dual-core processor, 4GB RAM, 500GB 7200 rpm hard drive, and Windows 10 Pro 64-bit. (No optical drive is included.)