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Archived - Graphics Firmware Update 1.0: iMac and Mac Pro compatibility with Windows 7

Download and install the Graphics Firmware Update 1.0 if you run Microsoft Windows 7 using Boot Camp on your iMac (with NVIDIA GeForce 7300 or 7600 GT) or Mac Pro (with NVIDIA GeForce 7300 GT or Quadro FX 4500) computer.

Important: Install this update before you install Windows 7 on your computer.

This article has been archived and is no longer updated by Apple.
  1. Quit all open applications, then download the update.
    1. Quit any open applications.
    2. Download the update from here.
    3. The downloader will place the disk image with an installer in your Downloads folder or in the location specified in the General tab under Safari > Preferences (if you use Safari).
    4. If you downloaded the disk image via Safari, Safari will notify you that an application is in the image.  Click OK to continue.
    5. If "Open safe files after downloading" is enabled in Safari preferences, the disk image file will mount by itself.  If that preference is not enabled in Safari, double-click the disk image to mount it.
      Note: You will need to enter your administrator password for the installation.
  2. Disconnect non-essential devices and use only an Apple keyboard and mouse to install the update.
    1. Some USB and FireWire devices may prevent firmware updates from installing correctly; disconnect non-essential devices and use only an Apple keyboard and mouse to apply the update.
    2. Your computer's power cord must be connected and plugged into a working power source.
    3. In the mounted disk image, double-click the GraphicsFirmwareUpdate.pkg file to start the firmware update process.
    4. A welcome screen appears.  Click Continue.  If you receive the message "The Graphics Firmware Update is not intended for this computer.  The update was not installed.," your computer is not eligible for this update. 
    5. Follow the onscreen instructions that appear.
    6. An "Installation completed successfully" window appears.  Click Close.
  3. Run the update application.
    1. The update application starts automatically.  Read the on screen instructions and click on Update.
    2. Enter the administrator password for your computer at the prompt.  Click OK.
    3. A progress indicator at the bottom of the update window indicates the update is taking place.  The display may alternate from normal to black and may be black for 20 seconds or more.   Do not interrupt the update while it is being applied.
    4. When complete, a "Your firmware has been successfully update message appears."  Click Restart.
    5. Your computer should restart.  If your computer does not restart, contact AppleCare for more information.

Additional Information

To determine if the update has already been applied to your computer, follow these steps:

  1. From the Apple () menu in the upper left menu bar, choose About this Mac
  2. Click More Info.
  3. In the hardware section, select Graphics/Displays. 
  4. Locate the ROM Revision field. 
    On the iMac (24-inch, Early 2008), you should see revision 3467.  On the Mac Pro, you should see revision 3452.
  5. Locate the Device ID field.
    On the iMac (24-inch, Early 2008), you should see Device ID 0x0395, or 0x0391.  On the Mac Pro, you should see Device ID 0x0393, or 0x009D.  If you see a different device ID, your Mac does not need this update.
Important: Information about products not manufactured by Apple is provided for information purposes only and does not constitute Apple’s recommendation or endorsement. Please contact the vendor for additional information.
Last Modified: Apr 22, 2014
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  • Last Modified: Apr 22, 2014
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