Driver for ATI Technologies Inc. RADEON X850 Series - downloading and installing it

RADEON X850 Series is a Display Adapters hardware device. This Windows 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. ATI Technologies Inc. RADEON X850 Series - install the driver manually

1. Download the driver setup file for ATI Technologies Inc. RADEON X850 Series driver from the location below. This download link is for the driver version 8.551.0.0000 released on 2008-10-24.
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3. Start the driver installation file from a Windows account with the highest privileges (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. Go through the driver installation wizard, which should be quite straightforward. The driver installation wizard will scan your PC for compatible devices and will install the driver.
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7. Shutdown and restart your PC and enjoy the updated driver, it is as simple as that.
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This driver is digitally signed by the manufacturer.
The file size of this driver is 13535223 bytes (12.91 MB)
This driver was installed by many users and received an average rating of 4.1 stars out of 43542 votes.
This driver will work 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. The easy way: using DriverMax to install ATI Technologies Inc. RADEON X850 Series 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. How easy can you install a driver using DriverMax? Let's follow a few steps!

1. Open DriverMax and press on the yellow button named ~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 locate the ATI Technologies Inc. RADEON X850 Series driver. Click the Update button.
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5. Enjoy using the updated driver! :)
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