ASUS A53U-AS22 15.6-Inch Laptop (1.65 GHz AMD E-450 Processor, 4GB DIMM, 500GB HDD, Windows 7 Home Premium) Mocha AMD Dual Core E-450 Processor 1.65GHz 4 GB DIMM RAM 500GB 5400rpm Hard Drive 15.6-Inch Screen, ATI HD 6320G Windows 7 Home Premium (64-bit)