Small Form Factor for space saving on your desktop. Without sacrificing power and performance. Dimensions 66 x 251.5 x 254 mm (2.6 x 9.9 x 10 in) Intel E8400 Dual Core CPU at 3.00 Ghz. Clock Speed 6 GB DDR3 RAM 320 GB SATA Hard Disk Drive DVD/CD RW Optical Drive Intel Q43/Q45 Graphics (1.3 GB) with 1920 x 1200 Resolution Running Windows 10 Pro 64-bit, all updated