MSI Mainstream A6200-248US 15.6" Notebook (Intel Pentium Dual Core Processor P6000, 3 GB RAM, 320 GB Hard Drive, Windows 7 Home Premium 64 bit) Intel Pentium Dual Core Processor P6000 3GB (1G+2G) DDR3 memory plus 320GB hard drive 15.6" 16:9 wide screen display 802.11b/g/draft n Wireless LAN Genuine Windows 7 Home Premium 64bit