Gateway MD7330u Laptop with 15.6" LCD, Dual-Core 2.0GHz, 3GB/320GB for $499.99 shipped.  Here is a screenshot for your reference.  Its features include an Intel Dual-Core processor T4200 at 2.0GHz, 15.6" LCD with 1366 x 768 resolution, 3GB RAM, 320GB hard drive, dual layer DVD burner, built-in 1.3-MP webcam and microphone, 802.11b/g/n wireless, digital media card reader, Windows Vista Home Premium, and more.  Most places have this laptop for over $545.