Dolphin, the GameCube and Wii emulator - Forums

Full Version: Minimum specs - video card [UNOFFICIAL]
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(01-28-2012, 12:54 PM)pwnedatdolphin Wrote: [ -> ]Even if the gfx wont cut it youll still play, albeit at 1x IR, and be bottlenecked by your gpu.

But his/her games wont run properly, as they should. They might run slow, have graphic disorters, or bad sound, etc. If your graphics card isnt intergrated you should be able to just buy another video card and extra ram. That be cheaper than buying a new computer. But if you cant do it, search online for 2009 and 2010 computers. They should run just fine, doesnt have to be the newest computer.
Having it out of date GPU shouldn't cause distortions or bad sound.

Depending on your gpu dolphin will either:
1. Throw an error message and refuse to work (if your hardware does not meet the minimum requirements)
2. Work but run very slowly (if your hardware is outdated/too slow but meets the minimum requirements)
3. Work and run at fullspeed (if your hardware is fast enough for that particular game)

Laptops usually don't support graphics cards (as in a removable expansion card) so that's pretty much out of the question for him.

Both his cpu and gpu are way below what he needs for dolphin so he'll need to buy a whole new system if he wants to run dolphin well. In his case his cpu is bottlenecking dolphin, not the gpu (although his GPU is nothing to write home about either). His cpu needs to be about 4 times as fast (a dual core 3.4GHz athlon II, which might I remind everyone is slower per clock than a phenom II) as what he has in order to run most games reasonably well

Quote:Think about it. Some games utilize the hardware at hand (Wii and GC) more than others.

The Price Is Right (Wii) is probably less demanding than Metroid Other M (Wii)

Also some features seem to be harder to emulate than others...

Bingo. Those are basically the two reasons, except I would replace "be harder" with "require more processing power".
Yeah I agree, I thought I was the one with the lowest specs, but I guess not. But is it true Wii Resident Evil games play a lot smoother than GC Resident Evil games?Huh
Weird! i have an Intel GMA 950, which is an outdated GPU since i get the unable to compile shader errors on the newer versions but for some reason i played New super mario bros. wii on the newer version but i dont get the error and the game works without any issues at all, why is that?

Btw, is there any line that can be changed in the source code to get back support for older IGP?
That game must not use any shaders that fail to compile on your gpu I guess.
(01-29-2012, 07:26 PM)Zee530 Wrote: [ -> ]Weird! i have an Intel GMA 950, which is an outdated GPU since i get the unable to compile shader errors on the newer versions but for some reason i played New super mario bros. wii on the newer version but i dont get the error and the game works without any issues at all, why is that?

Btw, is there any line that can be changed in the source code to get back support for older IGP?

Is your GPU older than mines is? Im able to play my GC games just fine, but I would think I couldnt with Wii. Also I never wanted to get wii games because most of the games use the wii motion controller. Could my ps3 work as a motion wii controller or work as a regular controller? And if so, I guess its time to look at some games at Gamestop! Wink
Quote: Is your GPU older than mines is? Im able to play my GC games just fine, but I would think I couldnt with Wii. Also I never wanted to get wii games because most of the games use the wii motion controller. Could my ps3 work as a motion wii controller or work as a regular controller? And if so, I guess its time to look at some games at Gamestop! Wink

There are very few gpus older than mine but you should be able to play wii games on yours with hellishly slow frame rates though

Quote: That game must not use any shaders that fail to compile on your gpu I guess.

Okay, i have very little knowledge of shaders apart from the basics but in reality where do they come from, is it written into a game from the game devs? or do the dolphin devs write the shaders? (that sounds stupid since it would mean they have to go game by game and write shaders for each), so what actually changed between the older revs and the newer ones was it that the devs changed the way dolphin read the shaders or something? Huh
Okay, i have very little knowledge of shaders apart from the basics but in reality where do they come from, is it written into a game from the game devs? or do the dolphin devs write the shaders? (that sounds stupid since it would mean they have to go game by game and write shaders for each), so what actually changed between the older revs and the newer ones was it that the devs changed the way dolphin read the shaders or something? Huh

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Yeah I was wondering that as well, because I use an older version of Dolphin, and it seems to be running flawlessly on my laptop. On some games it runs so fast, I have to enable some textures features just to slow it down. But on the newest Dolphin rev, I have to like disable everything for the games to run. Its kind of odd. Which is my fav Dolphin rev? 2.0!Big Grin
Well as much more fixes and bugs are fixed and new commits written it's bound to be slower on the newer versions but the older versions will be very buggy, you just have to have a pc good enough to carry the new changes without issues
Quote:Okay, i have very little knowledge of shaders apart from the basics but in reality where do they come from, is it written into a game from the game devs? or do the dolphin devs write the shaders? (that sounds stupid since it would mean they have to go game by game and write shaders for each), so what actually changed between the older revs and the newer ones was it that the devs changed the way dolphin read the shaders or something?

Both technically. Shaders are basically small groups of code that run on the GPU and "do something", you can think of them as tiny programs that run on the GPU. 6th gen consoles like the xbox, dreamcast, ps2, and gamecube use fixed function shaders which means the game devs can't write there own shaders, they can only use shaders where have already been made for them and are provided by the API.

Dolphin uses programmable shaders (custom shaders written by the application developer in a shader language) written by the dolphin devs to speed up GPU emulation. The shaders that I am talking about are dolphins shaders. If you write a shader using shader model 3.0 and you try to run it on hardware that only supports shader model 2.0 is will fail to compile.
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