Does not contain "conflict minerals": tantalum, tin, tungsten, and gold. Y Legacy Intel® Core™ Processor Intel Core i3-3xxx Lenovo ThinkCentre M72e, 2.8 GHz, Intel® Core™ i3, 2 GB, 500 GB, DVD-RW, FreeDOS Lenovo ThinkCentre M72e. Processor frequency: 2.8 GHz, Processor family: Intel® Core™ i3, Processor model: i3-3220T. Internal memory: 2 GB, Internal memory type: DDR3-SDRAM, Memory clock speed: 1600 MHz. Total storage capacity: 500 GB, Storage media: HDD, Optical drive type: DVD-RW. On-board graphics card model: Intel® HD Graphics 2500. Operating system installed: FreeDOS. Power supply: 65 W. Product type: PC. Weight: 1.32 kg. Product colour: Black