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    DOCTOR

    Dec 08, 2020 6 minutes

    > Alienware 240Hz

    > Move Program Folders

    > RAM Upgrade

    Broken Alienware?

    Hi Doc, my monitor is an Alienware 25 and it says it will display 240Hz, but if I go to my settings to change it to 240Hz the screen goes black and then nothing happens until it reverts automatically to 60Hz. Do I need to have an Nvidia graphics card, or can I use it with an AMD graphics card?

    –Gregory Muenzer

    THE DOCTOR RESPONDS: There are two versions of the Alienware 25 monitor, and which model you have will determine which card you’ll need. The G-Sync version (model number AW2518H) requires a G-Sync compatible card, which basically means GeForce GTX 650 Ti Boost or higher. If you have an AMD card—any Radeon RX model—you’ll need the FreeSync version (AW2518HF). One final consideration: 240Hz mode is only available through DisplayPort, it’s not supported through HDMI, so make sure your card has a DP 1.2 or better.

    If you have the G-Sync model with a compatible

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