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2. How to upgrade from 32-bit to 64-bit version of Windows 10 - AOL

   www.aol.com/news/upgrade-32-bit-64-bit-212659036...

   Windows 10 can run on both 32-bit and 64-bit processor architectures. If you have a computer with a 32-bit setup, you can upgrade to the 64-bit version without acquiring a new license.

3. Windows Display Driver Model - Wikipedia

   en.wikipedia.org/wiki/Windows_Display_Driver_Model

   Windows Display Driver Model (WDDM, [1] initially LDDM as Longhorn Display Driver Model and then WVDDM in times of Windows Vista) is the graphic driver architecture for video card drivers running Microsoft Windows versions beginning with Windows Vista.

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. UEFI - Wikipedia

   en.wikipedia.org/wiki/UEFI

   Standard PC BIOS is limited to a 16-bit processor mode and 1 MB of addressable memory space, resulting from the design based on the IBM 5150 that used a 16-bit Intel 8088 processor. [8] [34] In comparison, the processor mode in a UEFI environment can be either 32-bit (IA-32, AArch32) or 64-bit (x86-64, Itanium, and AArch64).

6. Toshiba Satellite Pro 400 series - Wikipedia

   en.wikipedia.org/wiki/Toshiba_Satellite_Pro_400...

   A stack of Satellite Pro 470CDTs. Toshiba Information Systems introduced the Satellite Pro 400 series in June 1995, starting with the 400CDT and 400CS models. [1] This was a month after they had announced the Portégé 610CT, the first subnotebook with a Pentium processor, [2] and almost a full year after they had announced the T4900CT, the first notebook-sized laptop with a Pentium processor. [3]

7. DirectX - Wikipedia

   en.wikipedia.org/wiki/DirectX

   Direct3D 10: Designed around the new driver model in Windows Vista and featuring a number of improvements to rendering capabilities and flexibility, including Shader Model 4. Direct3D 10.1 is an incremental update of Direct3D 10.0 which shipped with, and required, Windows Vista Service Pack 1 , which was released in February 2008. [ 37 ]