Dell Small Business offers its Dell PowerEdge T30 Intel Xeon E3 3.3GHz Mini Tower Server for $549. Coupon code "329T30" cuts it to $329. With free shipping, that's $20 under last month's mention and the lowest price we've seen. (It's the best deal now by $220.) It features an Intel Xeon E3-1225 v5 3.3GHz Skylake quad-core processor, 8GB RAM, 1TB 7200 rpm hard drive, DVD burner, and Gigabit Ethernet.

Note: It doesn't include an operating system.