HP DC7700 Desktop PC. Get your business the HP DC7700 Desktop PC. This PC has a 1.86GHz Core 2 Duo processor with 2GB of DDR2 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 80GB HDD to store all your valuable data. It comes with Windows 7 Professional 32-bit pre-installed that runs all the popular business applications. 8 USB ports (2 Front and 6 Rear), Integrated Audio. Buy the HP DC7700 Desktop PC today!