Asus X53E-RS52 15.6" Laptop Computer, Intel Core i5-2450M 2.5GHz, 6GB RAM, 750GB HDD, Windows 7 Home Premium (Upgradable to Windows 8 Professional) Powered by 2.5GHz 2nd generation Intel Core i5-2450M processor Intel Turbo Boost 2.0 automatically speeds up processor when you need more speed 15.6" HD display with 1366 x 768 resolution for a crystal-clear view 750GB, 5400rpm hard drive stores all your important files 6GB DDR3 memory is expandable to 8GB for even faster performance