HP Pavilion 23" All-in-One TouchSmart Desktop Computer with Touch-enabled 23" IPS Full HD LED (1920 x 1080), Intel Core 4th Gen i3-4130T 2.9GHz, 4GB Memory, 500GB Hard Drive, Windows 8.1 Touch-enabled 23" diagonal IPS Full HD LED backlit display (1920 x 1080) 4th Generation Intel Core i3-4130T 2.9GHz 3MB Cache 4GB DDR3 Memory ( expandable to 16GB), 500GB hard drive, Slim Tray SuperMulti DVD Burner, HP 7-1 Media Reader Wireless-N LAN card / HP Truevision HD Webcam 720p HD/ Optical Keyboard and Mouse Windows 8.1/ Intel HD Graphics 4400