Lenovo Essential H215, 2.8 GHz, AMD Athlon II X2, 4 GB, 1 TB, DVD Super Multi DL, Windows 7 Home Premium Lenovo Essential H215. Processor frequency: 2.8 GHz, Processor family: AMD Athlon II X2, Processor model: 240. Internal memory: 4 GB, Internal memory type: DDR3-SDRAM, Memory clock speed: 1066 MHz. Total storage capacity: 1 TB, Optical drive type: DVD Super Multi DL. Discrete graphics card model: AMD Radeon 3000. Operating system installed: Windows 7 Home Premium, Operating system architecture: 64-bit. Power supply: 180 W. Chassis type: Tower. Product type: PC. Product color: Black http://compreviews.about.com/od/budgetdesk/gr/Lenovo-IdeaCentre-H215.htm Large Hard Drive Low Wattage Power Supply Limits Internal Upgrades, Recessed DVD Drive Hard To Open And Looks Out Of Place