Best Buy offers the Gateway Athlon E-300 1.3GHz 20" All-in-One Desktop PC, model no. ZX4250-UB30P, for $349.99 plus$14.99 for shipping. That's $80 off and the lowest total price we've seen for any Gateway all-in-one desktop PC, new or refurbished. Sales tax is added where applicable. It features an integrated 20" 1600x900 LCD, AMD E-300 1.3GHz dual-core processor, 2GB RAM, 500GB 7200 rpm hard drive, DVD burner, 802.11n wireless, webcam, Gigabit Ethernet, keyboard and mouse, and Windows 7 Home Premium 64-bit.