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Windows Vista is a major release of the Windows NT operating system developed by Microsoft. ... memory and other resources. It shows the operations on files, ...
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 ...
When using two display adapters, both must use the same WDDM driver. Although Windows Vista still supports XPDM drivers, a WDDM driver is required for the Windows Aero user experience. [54] [55] Windows Vista restricts the amount of memory DPMI programs can have to 32 MB (33,554,432 bytes).
Windows Vista features a Dynamic System Address Space that allocates virtual memory and kernel page tables on-demand. It also supports very large registry sizes. Includes enhanced support for Non-Uniform Memory Access (NUMA) and systems with large memory pages. Windows Vista also exposes APIs for accessing the NUMA features.
The ReadyBoost algorithm was improved in Windows 7, resulting in better performance. One experiment showed reading of flash memory up to 5–10 times faster than Windows Vista due to higher hit rate. [citation needed] Because ReadyBoost stores its cache as a file on the root directory of the drive rather than using the flash memory without a ...
By default, the necessary files are loaded into main memory, but using a feature called ReadyBoost, Windows Vista and Windows 7 can use alternative storage such as USB flash drives, thereby freeing up main memory. Although hard disks may have higher sequential data transfer rates, flash drives can be faster for small files or non-sequential I/O ...
Windows Vista contains a range of new technologies and features that are intended to help network administrators and power users better manage their systems. Notable changes include a complete replacement of both the Windows Setup and the Windows startup processes, completely rewritten deployment mechanisms, new diagnostic and health monitoring tools such as random access memory diagnostic ...
Direct3D 9 in Windows Vista is called Direct3D 9Ex and also uses the WDDM, which allows Direct3D applications to access new features available in Windows Vista including advanced gamma functions, cross-process shared surfaces, device removal management, managed graphics memory, prioritization of resources, and text anti-aliasing.