Download and install ATI Technologies Inc. RADEON X850 Series - Secondary driver

RADEON X850 Series - Secondary is a Display Adapters hardware device. The Windows version of this driver was developed by ATI Technologies Inc.. The hardware id of this driver is PCI/VEN_1002&DEV_5D72; this string has to match your hardware.

1. ATI Technologies Inc. RADEON X850 Series - Secondary driver - how to install it manually

1. Download the driver setup file for ATI Technologies Inc. RADEON X850 Series - Secondary driver from the location below. This download link is for the driver version 8.591.0.0000 dated 2009-02-23.
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3. Start the driver setup file from a Windows account with administrative rights. If your User Access Control Service (UAC) is started then you will have to accept of the driver and run the setup with administrative rights.
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5. Follow the driver setup wizard, which should be pretty straightforward. The driver setup wizard will scan your PC for compatible devices and will install the driver.
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7. Restart your computer and enjoy the fresh driver, as you can see it was quite smple.
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This driver was not digitally signed.

This driver was installed by many users and received an average rating of 4 stars out of 19209 votes.

2. Using DriverMax to install ATI Technologies Inc. RADEON X850 Series - Secondary driver

The advantage of using DriverMax is that it will install the driver for you in the easiest possible way and it will keep each driver up to date, not just this one. How can you install a driver using DriverMax? Let's take a look!

1. Open DriverMax and click on the yellow button that says ~SCAN FOR DRIVER UPDATES NOW~. Wait for DriverMax to scan and analyze each driver on your computer.
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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. RADEON X850 Series - Secondary driver. Click the Update button.
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5. That's all, the driver is now installed!
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