Running Windows 10 64-bit Pro Full-featured Small Footprint Desktop measures Width 9.9 in Depth 10 in Height 2.6 in Intel Core Duo CPU E8400 Running at 3.00 Ghz. 4 GB RAM (expandable to 8 GB) 250 GB Hard Disk DVD/CD Re Writable Optical Drive Intel Q45/Q43 Graphics Resolution 1920X1080 Interfaces: Front: 4 X USB 2.0, Mic. & Headphone Rear: 6 X USB 2.0, VGA, DisplayPort (HDMI compatible), LAN, PS/2 Mouse and Keyboard, Mic. & Speakers, Power Supply Includes Mouse, Keyboard and MS Office 2007.