Hard Drive HDD HP Compaq CQ2904EF, 1.4 GHz, AMD E, 4 GB, 1 TB, DVD Super Multi, Windows 8 HP Compaq CQ2904EF. Processor frequency: 1.4 GHz, Processor family: AMD E, Processor model: E1-1200. Internal memory: 4 GB, Internal memory type: DDR3-SDRAM, Memory clock speed: 1600 MHz. Total storage capacity: 1 TB, Storage media: HDD, Optical drive type: DVD Super Multi. On-board graphics card model: AMD Radeon HD 7310. Operating system installed: Windows 8, Operating system architecture: 64-bit. Power supply: 65 W. Chassis type: Mini Tower. Product type: PC