VisionTek"s award winning Adrenaline Series DDR2 memory is intended for high performance home computing. Either in single slot or dual slot configurations, VisionTek Adrenaline Series DDR2 memory and is built and tested with speed and reliability in mind. VisionTek memory kits are ideal for upgrading existing systems and are ideal use in 64-bit or 32-bit Windows Vista, or Windows 7 operating systems. Whether it is used for productivity, social networking, high performance 3D PC Gaming, and streaming video over wireless networks, VisionTek memory is ideal for significant system performance improvement.