Processor: Intel Quad Core i7-3770 3.4 GHz (Turbo 3.90 Ghz Max, 8 MB SmartCache), 16GB DDR3 RAM, 1TB SATA Hard Driventegrated Intel HD Graphics, DVD-RW, Ethernet LAN 10/100/1000, USB WIFI adapter 802.11b/g/n4 External USB 3.0 ports (2 front; 2 rear) 6 External USB 2.0 ports (2 front; 4 rear) 2 Internal USB 2.0; 1 RJ-45; 1 Serial; 1 VGA; 2 DisplayPort; 2 PS/2; 2 Line-in (stereo/microphone); 2 Line-out (headphone/speaker)Genuine License of Windows 10 Professional. Certificate of Authenticity (COA Sticker) with a new product key is included. A recovery partition has been installed in case you need to reload the OS Premium Dell Optiplex 9010 Business Desktop Computer (Intel Quad-Core i7-3770 u