Check the vendor or actual chipmaker's website.
Nvidia requires that you uninstall drivers first, before installing card.

Timothy
 -------------- Original message ----------------------
From: Derik <[log in to unmask]>
> I am going to upgrade to a new graphics card. Should I uninstall the grap
> hics card out of my device manager and uninstall the drivers before insta
> lling the new card, or just install it over everything else?
> 
> Thank you.
> 
> Derik
> 
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