Dell OptiPlex 3020 Business / Professional Desktop PC - Intel Core i3-4160 3.60 GHz Processor - 4GB RAM - 500GB HDD - DVDRW - USB 3.0 - Windows 7 Professional (Small Form Factor).
Intel® Core™ i3-4160 Processor (Dual Core, 3MB, 3.60GHz w/HD4400 Graphics) / Windows 7 Professional 64bit operating system installed ( Windows 8.1 Professional license and media)
4GB DDR3 RAM / Integrated Intel® HD Graphics 4400
500GB 7200RPM Hard Drive / 8X DVD-ROM Drive / No monitor included.
US English (QWERTY) Dell KB212-B QuietKey USB Keyboard Black / Dell USB Optical Mouse MS111
Ports: 2 external USB 3.0 ports (rear) and 6 external USB 2.0 ports (2 front, 4 rear); 1 Serial port (optional); 1 PS/2 (optional); 1 RJ-45; 1 VGA; 1 DisplayPort 1.2; 1 Mic-in & 1 Headphone out (front); 1 Mic-in/Line-in & 1 Line-out(rear).