Dell Small Business offers its Dell OptiPlex 3020 Intel Haswell Core i3 3.6GHz Small Form Factor Desktop PC for $529. Coupon code "SAVE100BIZ" drops it to $429. With free shipping, that's $20 under our mention from February and the lowest total price we could find for this configuration by $125. It features an Intel Core i3-4160 3.6GHz Haswell dual-core processor, 4GB RAM, 500GB 7200 rpm hard drive, DVD burner, and Windows 7 Professional 64-bit with a Windows 10 Pro license. Deal ends April 14.