Radeon refresh rate fix for win2000

Tonec

Golden Member
Feb 29, 2000
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http://radeonle.homestead.com/Refresh.html

Common knowledge for most but may help some peeps out there

Regedit method
Go into Regedit, find key:-
HKLM\SYSTEM\CurrentControlSet\Control\Class\{4D36E96E-E325-11CE-BFC1-08002BE10318}

1. Under there will be folders numbered 0000, 0001, etc. The highest one will be your current monitor setting. Open that folder and there's another one called MODES, and a further one that will be the max resolution of your monitor (e.g. 1600,1200)

In there is a key Mode1 with a value such as
27-96,55-160

Change the highlighted value to your desired refresh rate, 75 is a safe choice, this will now be the only rate supported by your monitor at all resolutions

Now repeat the process for all your folders CurrentControlSet, CurrentControlSet001,...


2. display properties\settings\advanced\monitor, check "hide refresh rates this monitor does not support".

3. display properties\settings\advanced\displays\monitor\attriributes and deselect "use DDC information".
 

yhlee

Senior member
Jun 15, 2000
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For those of you with geforces (I dont know if this works on the radeon) you can just open up the directx diagnostics (dxdiag), go to advanaced and select "override."

It was the only way I could get win2k to let me play starcraft at 640x480 without distorting the screen (having a funky refresh rate) :)

-young
 

Tonec

Golden Member
Feb 29, 2000
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nvreffix should work for the geforces
these instructions are only for the opengl fix