Dell Small Business offers the Dell Vostro 3900 Intel Haswell Core i3 3.7GHz Mini Tower Desktop PC (no monitor) for $399. Coupon code "BFBIZDEAL100" cuts it to $299. With free shipping, that's $100 under our mention from last month and the lowest total price we've seen for this configuration. (It's also a current price low by $153.) It features an Intel Core i3-4170 3.7GHz Haswell dual-core processor, 4GB RAM, 500GB 7200 hard drive, DVD burner, Gigabit Ethernet, HDMI, USB 3.0, and Windows 7 Professional 64-bit with a Windows 8.1 Pro license. Deal ends November 29.