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64-bit Editions of Windows Vista

The 64-bit editions of Windows Vista—available for all editions of Windows Vista except Starter—deliver premier performance, reliability, and security, providing you access to the next generation of PC innovations.

The 64-bit editions of Windows Vista are for the serious computer users who have advanced high-performance needs and are running a computer system with a 64-bit processor. These editions bring together Windows Vista innovation with cutting-edge PC hardware to deliver access to vast amounts of memory, stronger security, and a new level of reliability. Security features such as Data Execution Prevention (DEP) and Microsoft's PatchGuard provide an additional layer of security against threats, while increased memory capabilities improve the performance of applications with heavy memory demands.

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

In the consumer market, Windows Vista 64-bit editions are for serious gamers, high-quality media creators, and enthusiasts who demand the most from digital media and are running computer systems with 64-bit processors.

The 64-bit editions of Windows Vista are not for everyone, and require a system with a 64-bit processor and 64-bit system drivers. Please confirm that your system, applications, and devices are compatible with a 64-bit edition of Windows Vista before installing.

Memory specifications

All editions of Windows Vista 64-bit provide increased memory support beyond the standard 4 gigabytes (GB) available with 32-bit editions. Refer to the specific edition of Windows Vista 64-bit to determine maximum memory capacity.

	Windows Vista Edition	64-bit memory support

	Home Basic	8 GB
	Home Premium	16 GB
	Ultimate	128+ GB
	Business	128+ GB
	Enterprise	128+ GB

64-bit DVD

If you bought Windows Vista Home Basic, Home Premium, or Business as a retail, packaged product, and you would like a DVD of 64-bit software media to install on your PC, please choose your language: