ATI Technologies Inc. RADEON X850 Series - two ways of downloading and installing the driver

RADEON X850 Series 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_4B4C; this string has to match your hardware.

1. Install ATI Technologies Inc. RADEON X850 Series driver manually

1. You can download from the link below the driver installer file for the ATI Technologies Inc. RADEON X850 Series driver. The archive contains version 8.582.0.0000 dated 2009-02-03 of the driver.
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3. Run the driver installer file from a user account with the highest privileges (rights). If your UAC (User Access Control) is started please confirm the installation of the driver and run the setup with administrative rights.
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5. Follow the driver setup wizard, which will guide you; it should be pretty easy to follow. The driver setup wizard will analyze your PC and will install the right driver.
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7. When the operation finishes shutdown and restart your PC 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 digitally signed by ATI Technologies Inc..
Size of this driver: 27213287 bytes (25.95 MB)
Driver rating 4.2 stars out of 20341 votes.
This driver is fully compatible with the following versions of Windows:

• This driver works on Windows Vista 64 bits
• This driver works on Windows 7 64 bits
• This driver works on Windows 8 64 bits
• This driver works on Windows 8.1 64 bits
• This driver works on Windows 10 64 bits
• This driver works on Windows 11 64 bits

2. Installing the ATI Technologies Inc. RADEON X850 Series driver using DriverMax: the easy way

The advantage of using DriverMax is that it will setup 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 see!

1. Open DriverMax and click on the yellow button that says ~SCAN FOR DRIVER UPDATES NOW~. Wait for DriverMax to 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. RADEON X850 Series driver. Click on Update.
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5. Finished installing the driver!
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