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  2. Technical features new to Windows Vista - Wikipedia

    en.wikipedia.org/wiki/Technical_features_new_to...

    A new user-mode driver model called the User-Mode Driver Framework. In Windows Vista, WDDM display drivers have two components, a kernel mode driver (KMD) that is very streamlined, and a user-mode driver that does most of the intense computations. With this model, most of the code is moved out of kernel mode. The audio subsystem also runs ...

  3. Windows Vista - Wikipedia

    en.wikipedia.org/wiki/Windows_Vista

    The 64-bit versions of Vista require that all new Kernel-Mode device drivers be digitally signed, so that the creator of the driver can be identified. [77] [78] This is also on par with one of the primary goals of Vista to move code out of kernel-mode into user-mode drivers, with another example bing the new Windows Display Driver Model. [79]

  4. Windows Driver Model - Wikipedia

    en.wikipedia.org/wiki/Windows_Driver_Model

    Common device driver compatibility issues include: a 32-bit device driver is required for a 32-bit Windows operating system, and a 64-bit device driver is required for a 64-bit Windows operating system. 64-bit device drivers must be signed by Microsoft, because they run in kernel mode and have unrestricted access to the computer hardware. For ...

  5. Comparison of Windows Vista and Windows XP - Wikipedia

    en.wikipedia.org/wiki/Comparison_of_Windows...

    Windows XP Windows Vista Windows 7 Windows 8.x Windows 10 Windows 11 Windows Defender: Available as a free download [12] Yes Yes (added antivirus capabilities, available in older versions as the Microsoft Security Essentials download) Windows Firewall: Yes Windows Security Center: Yes (starting with SP2) Yes Yes (replaced by Action Center)

  6. Windows NT - Wikipedia

    en.wikipedia.org/wiki/Windows_NT

    Its companion product, Windows 3.1, used segmented addressing and switches from 16-bit to 32-bit addressing in pages. Windows NT 3.1 featured a core kernel providing a system API, running in supervisor mode (ring 0 in x86; referred to in Windows NT as "kernel mode" on all platforms), and a set of user-space environments with their own APIs ...

  7. Windows Vista editions - Wikipedia

    en.wikipedia.org/wiki/Windows_Vista_editions

    Windows Vista Enterprise supports up to two physical CPUs, [18] and the 64-bit version supports up to 128 GB of RAM. [19] Windows Vista Ultimate "Windows Vista Product Red" gadgets Windows Vista Ultimate includes all features of the Home Premium and Business editions, as well as BitLocker and MUI; it also provides access to optional "Ultimate ...

  8. Windows Driver Frameworks - Wikipedia

    en.wikipedia.org/wiki/Windows_Driver_Frameworks

    It complements Windows Driver Model, abstracting away much of the boilerplate complexity in writing Windows drivers. WDF consists of Kernel-Mode Driver Framework (KMDF) and User-Mode Driver Framework (UMDF). [2] These individual frameworks provide a new object-oriented programming model for Windows driver development.

  9. Windows Vista networking technologies - Wikipedia

    en.wikipedia.org/wiki/Windows_Vista_networking...

    The Windows Vista Bluetooth stack supports a kernel mode device driver interface besides the user-mode programming interface, which enables third parties to add support for additional Bluetooth Profiles such as SCO, SDP, and L2CAP. This was lacking in the Windows XP Service Pack 2 built-in Bluetooth stack, which had to be entirely replaced by a ...