Processor intelreg celeron processor n2840 216ghz turbo boost up to 258ghz 1 mb cache memory 2gb ddr3 low voltage memory 1 x sodimm hard drive 320gb 5400rpm 25 optical drive none software operating system windows 81 bing display 116 hd non glare led backlit lcd 169 aspect ratio resolution 1366 x 768 graphics intel hd audio two built in stereo speakers input devices keyboard and touchpad networking wifi 80211 bgn wireless lan bluetoothreg 40 power supply