Configuration Guide: Difference between revisions

General update.
(Undoing recent edits. Irrelevant. AA/AF are enhancements, and are not related to basic performance in Dolphin. Besides, it is incorrect.)
(General update.)
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[[File:Dolphin emulator graphics.png|link=]]
[[File:Dolphin emulator graphics.png|link=]]


* '''Backend''' - From the three backends available, Direct3D9 is the fastest, OpenGL is the most accurate, and Direct3D11 is somewhere between. It is recommended that you use Direct3D9 unless you encounter problems. Note: OpenGL is the only backend available on Linux and Mac OSX.
* '''Backend''' - OpenGL is the fastest for Nvidia graphics cards, and Direct3D is usually the fastest for AMD graphics cards. Note: OpenGL is the only backend available on Linux and Mac OSX.
* '''Internal Resolution''' - "Auto - (Window Size)" is recommended. If the emulation suffers from slowdowns when going to fullscreen, change it to "1x Native (640x528)", and go up from there until you can find the highest setting without slowdown.
* '''Internal Resolution''' - "Auto - (Window Size)" is recommended. If the emulation suffers from slowdowns when going to fullscreen, change it to "1x Native (640x528)", and go up from there until you can find the highest setting without slowdown.
* '''Skip EFB Access from CPU''' can provide a speed boost. However it provides this boost at the expense of emulation accuracy, breaking some games and removing effects. It should be ok to use, but be careful with it.
* '''Skip EFB Access from CPU''' can provide a speed boost. However it provides this boost at the expense of emulation accuracy, breaking some games and removing effects. It should be ok to use, but be careful with it.
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* '''Disable Destination Alpha''' - Allows Dolphin to skip the destination alpha pass used by some games’ effects. It breaks a lot of games, but can be a handy speedup. Use carefully.
* '''Disable Destination Alpha''' - Allows Dolphin to skip the destination alpha pass used by some games’ effects. It breaks a lot of games, but can be a handy speedup. Use carefully.
* '''OpenMP Texture Decoder''' - Uses multiple CPU cores for texture decoding. Helps with microstuttering and provides a slight speed up. But be careful with it: in rare instances it can max out all cores and actually hurt more than it helps.
* '''OpenMP Texture Decoder''' - Uses multiple CPU cores for texture decoding. Helps with microstuttering and provides a slight speed up. But be careful with it: in rare instances it can max out all cores and actually hurt more than it helps.
* '''Hacked Buffer Upload''' - OpenGL only. Greatly improves OpenGL's performance with nVidia cards. Recommended.
* '''Vertex Streaming Hack''' - OpenGL only. Greatly improves OpenGL's performance with nVidia cards. Recommended. AMD cards now have a similar function that is enabled by default, and they do not use or need the vertex streaming hack.
* '''Fast Depth Calculation''' - Uses a less accurate method of calculating depth values. Gives a decent speedup, but can cause flickering textures.
* '''Fast Depth Calculation''' - Uses a less accurate method of calculating depth values. Gives a decent speedup, but can cause flickering textures.