Dell Small Business offers the Dell OptiPlex 7040 Intel Skylake Core i5 3.2GHz Tower Desktop PC for $729. Coupon code "SBHOLIDAY100" cuts it to $629. With free shipping, that's $32 under our May mention and the lowest total price we've seen. (It's also the best deal now by $100.) It features an Intel Core i5-6500 3.2GHz Skylake quad-core processor, 8GB RAM, 500GB hard drive, DVD burner, and Windows 7 Pro 64-bit. (A Windows 10 Pro license is included.) Deal ends December 5.