Best Buy offers the HP Pavilion AMD E2 1.75GHz 23" LED-Backlit Desktop, model no. 23-b364, bundled with 6 Months of Titanium Internet Security for $499.99 with free shipping. (The software is added to your cart automatically.) That's the lowest total price we could find by $80. Features include an AMD E2-2000 1.75GHz dual-core processor, 23" 1920x1080 LED-backlit LCD, 4GB RAM, 500GB 7200RPM hard drive, DVD burner, AMD Radeon HD 7340 graphics, 802.11n wireless, webcam, memory card reader, USB 3.0, and Windows 8.