OptiPlex systems these days are found pretty cheap at stores like Frys Electronic as factory re-furbished models for sometime under $100 which is really good value for a system like this.
The Dell OptiPlex 380 is a desktop computer targeted at corporate customers. The quality and stability of the system is much higher than that of Consumer desktop computers and are designed to operational 24/7. Drivers for the OptiPlex 380 are available on the Dell Website, also an archive of Drivers are available below.