TigerDirect has the aluminum HP ProBook 4530s XU015UT Intel Core i3-2310M Dual-Core Sandy Bridge 15.6" Notebook Computer for $449.99.
Specification: 5.55lbs; 15.6" 1366x768 LED; Intel Core i3-2310M 2.1GHz Dual-Core Sandy Bridge; 4GB RAM; 320GB 7200RPM HDD; DVD burner; 802.11n + bluetooth 3.0; Windows 7 Home Premium; USB 3.0; webcam; fingerprint; 6-cell battery.