Dell Small Business offers its Dell OptiPlex 3040 Intel Skylake Core i5 3.2GHz Small Form Factor Desktop PC for $749. Coupon code "SAVE40%" cuts it to $656.14. With free shipping, that's the lowest total price we could find by $43. It features an Intel Core i5-6500 3.2GHz Skylake quad-core processor, 8GB RAM, 256GB SSD, DVD burner, HDMI, DisplayPort, USB 3.0, media card reader, and Windows 10 Pro 64-bit. Deal ends October 29.