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nvidia 640m

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The NVIDIA GeForce 640M is a dedicated graphics card found in laptops, supporting DirectX 11. Users have reported issues where the system's integrated Intel HD 3000 graphics override the 640M, causing games to incorrectly detect only DirectX 10.1 support. This can occur in Windows 7 due to a known bug where DXDiag fails to recognize the 640M's full capabilities. Troubleshooting steps include forcing the game to use the NVIDIA card via the right-click context menu or driver settings, and applying a Microsoft hotfix intended to resolve the DXDiag misidentification. However, the hotfix may not always work, and further driver or configuration adjustments may be needed.
  1. WirlWind

    Windows 7 DDI 10.1 in DXDiag (with dx11 card) - Hotfix will NOT WORK! -solved-

    Howdy guys, I've spent the last few days scouring the internet to resolve an issue affecting my laptop. The issue came about while trying to play Shadows of Mordor, it announced that "your device isn't DX11 compatible". So after checking the specs of the 640m, I noted that it does infact...
    • WirlWind
    • Thread
    • compatibility directx dxdiag graphics hotfix intel 3000 nvidia 640m optimus shadows of mordor windows 7
    • Replies: 1
    • Forum: Windows Help and Support
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