Microsoft Windows Vista Home Basic (OEM Edition), 32-bit. OEM Windows Operating Systems can only be purchased in conjunction with a fully assembled system or by a system builder. 

Note: The current VIA EPIA and Jetway mainboards do not fully meet the requirements for Windows Vista . Some features are not supported. See our Frequently Asked Questions for details and minimum system requirements.

 

 

For more information, please see this product's webpage.