The 64-bit versions of Windows Vista - available for every version except Windows Vista Starter - deliver premier performance, reliability and security, giving you access to the next generation of computer innovations.

The 64-bit version of Windows Vista is for daily computer users who contain advanced high-performance wants and are running a computer system with a processor 64-bit. These editions bring together Windows Vista innovation with cutting-edge computer hardware to access vast amounts of memory; enhance security, and a new level of reliability. Safety features such as Data Execution Prevention (DEP) and Microsoft's Patch Guard provides an additional level of security against threats, while increased memory capabilities improve the performance of applications with large memory requirements.

For businesses, Windows Vista 64-bit editions are perfect for engineering (CAD/CAM) work, digital content creation, scientific/technical computing, and yet demanding financial analysis, all on computer systems with 64-bit processors.

In the consumer market, Windows Vista 64-bit is for daily gamers, high-quality media creators and enthusiasts who demand the most from digital media and OS of computers with 64-bit processors.

The 64-bit versions of Windows Vista are not for everybody, and want a system with 64-bit processor and 64-bit system drivers. Please verify that the system, your applications and devices are compatible with 64-bit version of Windows Vista before installing.