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imac 27 2010

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    imac 2010 k3100m

    hi, please tell me someone is running imak 27 2010 11.1 together with gpu k3100m I recorded the bios k3100m for imac and it does not work correctly, there is no boot screen and shows high siera after loading. bootrom 63.0.0.0 maybe this is the reason, but it’s not possible to update can someone...
    • serginio
    • Thread
    • imac 11.1 imac 27 2010 k3100m
    • Replies: 3
    • Forum: iMac
  2. A

    iMac 27 Mid 2010 - replaced Radeon 5750 boot screen problems

    Hello everybody, after my Radeon hd 5750 stopped working i bought a used one on ebay and installed it in my mac. The card works perfectly, but when I start the mac while holding the ALT key, the startup options appear but the mouse jerks and if I click on one of the modes nothing happens. To...
    • andreald
    • Thread
    • ati radeon 5750 imac 27 2010
    • Replies: 0
    • Forum: iMac
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    CS:GO on upgraded iMac 2010

    I recently upgraded my iMac 27" 2010 i7 2.93 with a metal-capable GTX780M and updated to Catalina. I'm having fun playing CS:GO every now and then; However it's not that much fun when I realise that my FPS are limping (averaging a good 40-50 FPS; if the map has big outdoor areas or playing...
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