Acer AS5742-6475 15.6-Inch Laptop (Mesh Black) 2.53 GHz Intel Core i3-380M dual-core processor 4 GB of installed DDR3 RAM (1066 MHz) 500 GB SATA hard drive (5400 RPM), 8x SuperMulti DVDR/RW drive 15.6-inch HD widescreen CineCrystal LED-backlit display, Intel HD Graphics Microsoft Windows 7 Home Premium