As one of its daily deals, Best Buy offers the HP Pavilion AMD Quad 1.5GHz Slimline Desktop PC, model no. 400-224, for $329.99 with free shipping. That's the lowest total price we could find by $5, although it was briefly $30 less a month ago. (Most stores charge around $400.) Features include an AMD A4-5000 1.5GHz quad-core processor, 6GB RAM, 1TB hard drive, 802.11n wireless, DVD burner, USB, HDMI, and Windows 8.1. Deal ends today.