Asus - Desktop - AMD A10-Series - 8GB Memory - 1TB Hard Drive - Microsoft Windows 8.1 AMD A10-6700 Accelerated Processor with AMD Radeon HD 8670D graphics 8GB DDR3 memory, 1TB Serial ATA hard drive (7200 rpm) USB keyboard, USB mouse, Multiformat DVDRW/CD-RW drive 2 USB 3.0 and 4 USB 2.0 ports Microsoft Windows 8.1 64-bit operating system preinstalled