Lenovo Ideapad G550 2958-9PU 15.6-Inch Laptop (Black) Intel Pentium Dual Core T4500 processor 4GB DDR3 memory 250GB 5400rpm SATA hard drive, DVD reader/writer 15.6 inch high-definition LED backlight display, 16:9 widescreen, Intel Graphics Media Accelerator 4500M Genuine Windows 7 Home Premium