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Difference between revisions of "Nvidia (GPU)"

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'''Nvidia''' is a chip making company that creates the GeForce line of [[Glossary:Graphics card|graphics cards]].
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#REDIRECT [[Nvidia]]
 
 
'''Resources'''
 
{{ii}} [[Wikipedia:GeForce|GeForce article on Wikipedia]]
 
{{ii}} [https://www.nvidia.com/en-us/geforce/ Official GeForce Website] - GeForce Experience, drivers, tech specs, and other gaming related technologies.
 
{{ii}} [http://www.nvidia.com Official Nvidia Site]
 
 
 
==GeForce==
 
The GeForce line of graphics cards were introduced in 1999 with the GeForce 256.
 
 
 
===[https://www.nvidia.com/en-us/geforce/geforce-experience/ GeForce Experience]===
 
Nvidia's companion tool for GeForce graphics cards, focusing on providing a central place for gamers to customize and access Nvidia/GeForce exclusive features, such as [[#Shadowplay|Shadowplay]] and [[#FreeStyle|FreeStyle]].
 
 
 
===GeForce Naming Scheme===
 
;GeForce 6 series to 9 series
 
With earlier series of cards the names are broken up into a 4 digit model number, with an occasional suffix on the end.
 
As an example we can use the GeForce 8600GTS.
 
The first digit is the series the card belongs to, in this case an 8 series. The second digit, the 6, is to signify the cards power range within that series. A 6 signifies a mid-range power, 8 for high end enthusiast card, and a 4/5 for low-end cards intended mainly for multimedia uses. The "00" are meaningless. The suffix can indicate minor changes from the base card, such as over-clocking or additional RAM. As in this example the 8600GTS comes with a 675mhz core, compared to the 8600GT with a 540 MHz core. The GS suffix indicates an inferior version of the base card (e.g. 7600 GS performs poorer than 7600 GT).
 
 
 
;GeForce 100 series to 1000/"10" series
 
With the 100 series introduced in 2009 Nvidia changed their naming scheme for GeForce cards. This time they come with a small fixed prefix, and a 3 digit model number.
 
As an example we can use the GTX 460.
 
It is much the same as the older models, the first digit signifying the series, in this case the 400 series. The second digit signifies the power range, once again a middling card signified by the "6". And the "0" is once again meaningless, though may occasionally updates to a card may lead to a card coming with a 5 instead of the common 0. Though in this case the GTX465 is a weaker card.
 
 
 
Furthermore, there are only three prefixes:
 
GT (low end) < GTS (mainstream) < GTX (performance and high end).
 
 
 
As said, a card has now a fixed prefix, e.g. there is no GTS 460. Occasionally the suffix "Ti" can indicate a more powerful version (e.g. GTX 560 Ti > GTX 560).
 
 
 
The '''10xx''' line-up is also known as the '''10 series'''. Beyond that, they follow the same naming scheme as the rest of the 1xx-9xx series.
 
 
 
;GeForce 20 series and beyond
 
With the announcement of the 20 series (2070, 2080, etc) in August 2018, Nvidia changed their naming scheme slightly. Instead of each new generation having a product name 100 above the previous one, the difference is now 1000 instead. On top of this the '''GTX''' prefix were also replaced by '''RTX''' to correlate with the new focus on real-time ray tracing.
 
 
 
==Ansel==
 
''Not to be confused with [[#FreeStyle|FreeStyle]], a GeForce exclusive feature to add post-processing filters to games.''
 
{{ii}} [https://www.nvidia.com/en-us/geforce/geforce-experience/ansel/ Product page]
 
{{ii}} [https://www.nvidia.com/en-us/geforce/geforce-experience/games/#ansel List of supported games]
 
{{mm}} See [https://www.geforce.com/whats-new/articles/ansel-revolutionizing-game-screenshots Nvidia's feature article]
 
{{mm}} [https://www.geforce.com/hardware/technology/ansel Technology page]
 
{{--}} Is injected in all games by the display drivers, whether the game actually supports Ansel or not. This might cause conflicts with third-party tools or injectors.{{cn}}
 
 
 
Ansel is Nvidia's exclusive photo mode for [https://www.nvidia.com/en-us/geforce/geforce-experience/games/#ansel supported games], allowing the use of a free camera to take photos of a game. The mode is also able to crank up the graphical fidelity of a game so players do not have to change settings back and forth manually as they engage or disengage the photo mode. Games have to make use of the Ansel SDK to support this feature. Contrary to common belief, Ansel is currently '''not''' bundled in the [[#GeForce Experience|GeForce Experience]] package, but is (un)installed with the regular display driver package, unless doing a stripped driver install excluding the <code>NvCamera</code> folder.
 
 
 
{{Fixbox|description=Disable Ansel system-wide|ref=|fix=
 
# Navigate to {{file|C:\Program Files\NVIDIA Corporation\Ansel\Tools}} and run {{file|NvCameraConfiguration}}.
 
# At the bottom of the window, under '''NvCamera Status''', select <code>Disable</code>.
 
# Click on '''Save''' to save the changes.
 
 
 
'''Notes'''
 
{{--}} The Ansel/NvCamera Configuration Utility only displays properly when Windows is set to '''100% DPI'''.
 
{{ii}} [[NVIDIA Profile Inspector]] is also capable of disabling Ansel system-wide by changing '''Enable Ansel''' in the global driver profile to <code>0x00000000 ANSEL_ENABLE_OFF</code>.
 
}}
 
 
 
==FreeStyle==
 
''Not to be confused with [[#Ansel|Ansel]], a GeForce exclusive photo mode.''
 
{{ii}} [https://www.nvidia.com/en-us/geforce/geforce-experience/games/#freestyle List of supported games]
 
{{ii}} Requires [[#GeForce Experience|GeForce Experience]].
 
{{mm}} See [https://www.geforce.com/whats-new/articles/nvidia-freestyle-fortnite-shadowplay-highlights-new-ansel-ui Nvidia's feature article]
 
{{mm}} Was most likely inspired by the popularity of [http://sfx.thelazy.net/games/ SweetFX] and [https://reshade.me/ ReShade], two popular and vendor-agnostic generic post-processing injectors.
 
 
 
FreeStyle is Nvidia's exclusive post-processing injector for [https://www.nvidia.com/en-us/geforce/geforce-experience/games/#freestyle supported games], allowing players to inject predefined post-processing filters to tweak the look and feel of the game.
 
 
 
==Highlights==
 
{{ii}} [https://www.nvidia.com/en-us/geforce/geforce-experience/games/#shadowplay List of supported games] <!-- The link is correct as of 2018-08-24. Nvidia uses the 'shadowplay' tag for the Highlights section, for whatever reason. // User:Aemony -->
 
{{ii}} Requires [[#GeForce Experience|GeForce Experience]].
 
 
 
Highlights is Nvidia's exclusive capture feature that is capable of automatically capturing and "highlighting" certain moments in games, such as the finishing move of an intense combat sequence, achievement unlocks, or similar events. Games have to make use of the Highlights SDK to support this feature. In the background, Highlights relies on [[#Shadowplay|Shadowplay]].
 
 
 
==Shadowplay==
 
{{ii}} Works with practically all games.
 
{{ii}} Requires [[#GeForce Experience|GeForce Experience]].
 
 
 
Shadowplay is Nvidia's exclusive and generic gameplay recording and streaming feature bundled in [[#GeForce Experience|GeForce Experience]]. This uses GPU hardware accelerated capturing and encoding to achieve a low overhead that does not impact gameplay as much as alternatives might do.
 
 
 
==SLI==
 
Scalable Link Interface (SLI) is a brand name for a multi-GPU technology developed by NVIDIA for linking two or more video cards together to produce a single output. SLI is an application of parallel processing for computer graphics, meant to increase the processing power available for graphics.
 
 
 
==PhysX==
 
[[Glossary:PhysX|PhysX]] is a physics API originally created by Ageia and integrated into the GeForce line of cards from the 8-series onward. It allows the Nvidia CPU to perform physics calculations instead of the CPU, allowing for enhanced realism and CPU performance.
 
 
 
==CUDA==
 
CUDA is a GPGPU API created by Nvidia for use in GeForce and Quadro range of cards. It allows common computer programs, such as Adobe Photoshop, to use the GPU card in your PC to boost certain parallel computing tasks.
 
 
 
==Optimus==
 
Nvidia Optimus is an optimization technology created by Nvidia to save battery life by automatically switching the power of the graphics processing unit (GPU) off when it is not needed and switching it on when needed again. The technology mainly targets mobile PCs such as notebooks. When the GPU power is off, the driver redirects graphics commands to the integrated graphics chip (e.g. Intel GMA). Currently only Windows 7 is officially supported, however the open source project Bumblebee brings support to Linux.
 
 
 
===Optimus Troubleshooting===
 
Several issues have been noted when it comes to using integrated Nvidia graphics cards alongside an integrated Intel GPU (Note: Some of these suggestions are difficult and may brick your computer. Perform them only if you know what you are doing)
 
* In case the Nvidia graphics fails to show up in the device manager, install the latest BIOS available from your computer or motherboard manufacturer
 
* Install the latest drivers for your integrated GPU, NVidia GPU, and Motherboard may help to eliminate some problems.
 
 
 
[[Category:Hardware]]
 

Latest revision as of 13:39, 4 September 2018

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