

Also, this feature helps prevent third-party programs from updating (patching) any part of the kernel. This feature works by helping to prevent a kernel-mode driver from extending or replacing other kernel services.

Kernel Patch Protection helps prevent a malicious program from updating the Windows Vista kernel. This feature is available in 64-bit versions of Windows Vista. This feature is not available in 32-bit versions of Windows Vista. Windows Vista Ultimate – 128 GB of RAM or moreģ2-bit versions of Windows Vista use a software-based version of DEP.Ħ4-bit versions of Windows Vista support hardware-backed DEP. Windows Vista Enterprise – 128 GB of RAM or more

Windows Vista Business – 128 GB of RAM or more Windows Vista Home Premium – 16 GB of RAM 1-gigahertz (GHz) 32-bit (x86) processor or 64-bit (圆4) processor,ġ-GHz 64-bit (圆4) processor, 1 GB of RAM (4 GB recommended)Ī 32-bit version of Windows Vista can access up to 4 GB of RAM.Ī 64-bit version of Windows Vista can access from 1 GB of RAM to more than 128 GB of RAM.Īll 32-bit versions of Windows Vista can access up to 4 GB of RAM.
