Get your business the HP 6005 Pro Desktop PC. This PC has a 3.0GHz AMD Athlon II X2 processor with 4GB of DDR3 RAM to give you sufficient speed and memory to perform all your business related tasks. You can expand the RAM up to 8GB. It also has a 160GB Hard drive to store all your valuable data. It comes with Windows 7 Professional 64-Bit pre-installed. It also has a DVD drive, 6 USB ports, Integrated Audio & Graphics. Brand new keyboard and mouse are included.