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Download and install ATI Technologies Inc. Omega 3.8.221 RADEON X300/X550 Series Secondary Omega 3.8.221 driver


RADEON X300/X550 Series Secondary Omega 3.8.221 is a Display Adapters device. This Windows driver was developed by ATI Technologies Inc. Omega 3.8.221. The hardware id of this driver is PCI/VEN_1002&DEV_5B70; this string has to match your hardware.

1. Install ATI Technologies Inc. Omega 3.8.221 RADEON X300/X550 Series Secondary Omega 3.8.221 driver manually


  1. You can download from the link below the driver installer file for the ATI Technologies Inc. Omega 3.8.221 RADEON X300/X550 Series Secondary Omega 3.8.221 driver. The archive contains version 8.221.0.0 released on 2006-01-24 of the driver.
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  3. Start the driver installer file from a user account with administrative rights. If your User Access Control (UAC) is started please accept of the driver and run the setup with administrative rights.
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  5. Go through the driver setup wizard, which will guide you; it should be pretty easy to follow. The driver setup wizard will scan your computer and will install the right driver.
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  7. When the operation finishes restart your computer in order to use the updated driver. As you can see it was quite smple to install a Windows driver!
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This driver is not digitally signed.
Size of this driver: 15499924 bytes (14.78 MB)
This driver was rated with an average of 3.5 stars by 44119 users.
This driver was released for the following versions of Windows:

  • This driver works on Windows 2000 32 bits
  • This driver works on Windows Server 2003 32 bits
  • This driver works on Windows XP 32 bits
  • This driver works on Windows Vista 32 bits
  • This driver works on Windows 7 32 bits
  • This driver works on Windows 8 32 bits
  • This driver works on Windows 8.1 32 bits
  • This driver works on Windows 10 32 bits
  • This driver works on Windows 11 32 bits



2. Using DriverMax to install ATI Technologies Inc. Omega 3.8.221 RADEON X300/X550 Series Secondary Omega 3.8.221 driver


The most important advantage of using DriverMax is that it will setup the driver for you in just a few seconds and it will keep each driver up to date, not just this one. How easy can you install a driver with DriverMax? Let's follow a few steps!

  1. Open DriverMax and click on the yellow button named ~SCAN FOR DRIVER UPDATES NOW~. Wait for DriverMax to scan and analyze each driver on your PC.
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  3. Take a look at the list of available driver updates. Scroll the list down until you find the ATI Technologies Inc. Omega 3.8.221 RADEON X300/X550 Series Secondary Omega 3.8.221 driver. Click on Update.
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  5. That's all, the driver is now installed!
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Drivers