Download ATI Radeon HD 4850 X2 Catalyst Driver 9.1 WHQL XP, ATI Radeon HD 4850 X2 Catalyst Driver 9.1 WHQL XP Download
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ATI Radeon HD 4850 X2 Catalyst Driver 9.1 WHQL XP
ATI Radeon HD 4850 X2 Catalyst Driver 9.1 WHQL XP Download
You are here: Home / Famous Software / Drivers / Video & Graphic Cards / ATI Radeon HD 4850 X2 Catalyst Driver 9.1 WHQL XP Description
 Q:   Ask a Question about ATI Radeon HD 4850 X2 Catalyst Driver 9.1 WHQL XP       
Publisher  ATI
File size  159 MB
License  Free
Limitations  No Limitations
Requirements  Windows XP
Updated February 23, 2010


 
Program descriptionDownloadPublisher


ATI Radeon HD 4850 X2 Catalyst Driver 9.1 WHQL XP Details

 

Description:
Provides Catalyst 9.1 WHQL Certified driver for the ATI Radeon HD 4850 X2


Changelog:

This release of ATI Catalyst™ provides full OpenGL™ 3.0 extension support.
The following is a list of OpenGL™ 3.0 extensions added in Catalyst 9.1:
• ARB_framebuffer_object
• ARB_half_float_vertex
• ARB_texture_rg
• EXT_texture_array
• EXT_texture_integer
• EXT_transform_feedback
• NV_conditional_render
• WGL/GLX_create_context (for new 3.0 contexts)
• GLSL 1.3
• ARB_color_buffer_float
• ARB_vertex_array_object
• EXT_draw_buffers2

Resolved Issues for Windows Vista and Windows XP
Operating Systems
• “Move to Monitor” option does not work for some Open GL application
• Playing back MPEG2 files may fail to respond when task switching between
virtual desktops in extended desktop mode

• Restoring to factory default, Catalyst Control Center may become unresponsive when multidesktop is enabled

• Catalyst Control Center: display index number are not the same as Displays
Manager in Graphics Settings

• Catalyst Control Center: Some Catalyst text labels may be missing “General
Settings Option” under Windows Traditional Chinese

• Catalyst Control Center: System may become unresponsive when uninstalling
Hydravision package with all HV aspects checked in multi adapter configurations

• Catalyst Control Center: Enabling "Enable Desktop Manager" and "Enable
Multi Desktop" will cause the following to be displayed in the Windows Task
Manager HydraDM64 and HydraMD64

• Catalyst Control Center: Preparing Help dialog window will come up in
English on other localized Windows operating systems

• About Catalyst Control Center window may display some text corruption,
when launched from the system tray

• Catalyst Control Center stops working when skin is changed to Quicksilver


Resolved Issues for the Windows Vista OperatingSystem

This section provides information on resolved issues in this release of the ATI
Catalyst™ Software Suite for Windows Vista. These include:

• With some ATI Radeon adapters and Windows Vista 64 systems with more
than 4 GB of system memory the display driver may fail to load and report a
code 43 error

• Some video performance playback may be noticed when using the latest version of Pixela

• Video combing effects may be noticed during movie playback while fast forwarding or rewinding

ATI Catalyst™ Release Note 6
• Catalyst Control Center: some screen corruption may be noticed after
enabling 1080p HDMI support and adjusting the scaling options

• Video may not fill secondary display when playing back HD 1080i content
with Overlay Theater Mode enabled

• Launching Medal Of Honor Allied Assault Spearhead game demo may result
in a system stopped working error

• Unable to extend the display to a secondary adapter until the system has been restarted after enable/disable CrossFire™

• Reinstalling the display driver using the INF method on a multi-display (ATI
Radeon HD 3870 X2, Radeon HD 3870) system may cause the operating system to fail

• Playing Picture-in-Picture on a DVD with PowerCinema or PowerDVD may
cause the system to halt.

• System may become unstable when mode switching during playback of
blu-ray content using WinDVD

• System becomes unresponsive exiting Windows Media Center while playing
high definition content

• DXVA2 Video Decoder DDI Test failures on R7xx ASICs on Windows Vista
Systems

• Some interlacing may be noticed when fast forwarding a DVD playback

• Catalyst Control Center: system may fail to boot after disabling CrossFire™
with dual ATI Radeon HD 48xx adapters

• System unresponsive on reboot after installing the Catalyst 8.12 driver on ATI
Radeon HD 4800 Series CrossFire™


Resolved Issues for the Windows XP Operating System

This section provides information on resolved issues in this release of the ATI
Catalyst™ Software Suite for Windows XP. These include:


• Catalyst Control Center Runtime does not restart automatically after HydraVision installation in Windows XP

• Catalyst Control Center: Hydravision tab is not shown in limited user
accounts for Windows XP 64 bit

• Test corruption may be noticed when display is rotated to 'Left (90 ccw)' in
resolutions greater than 1600 x 1200

• Playing back some HD MPEG2 videos will either shows black or show a
reduced Overlay Theater mode on the secondary display

• TV may fail to display an image after installing the display driver with an
HD-TV connected using DVI-HDMI adapter

• Video corruption may be noticed with some DVI monitors during a mode
switch

• On some systems the following ATI warning dialog may be displayed after a
system restore “Not enough displays to enable driver. Add another display
device and try again.

ATI Catalyst™ Release Note 7
• Unable to install SMBus driver on ATI Radeon HD 3200 Graphics with ATI
graphic card and integrated graphics disabled


Known Issues Under the Windows Vista OperatingSystem

This section provides information on known issues that may be experienced under the Windows Vista operating system with the latest version of Catalyst™. These include:

• The ATI Avivo video transcoder does not currently use GPU acceleration
under Windows Vista 64-bit edition
• Catalyst Control Center: error message 'CCC Host Application' may be displayed when cancelling a transcoding process

• Video combing effects may be noticed during movie playback while fast forwarding or rewinding

• When using PowerDVD to play certain Blu-ray DVD titles, the lower portion
of the player window may intermittently appear shaky when playing Special
Features

• The Catalyst Control Center 3D settings option, Anisotropic Filtering does
not currently work when running DirectX 10 applications – Anisotropic Filtering
must be enabled within the application

• Some video tearing may be noticed when playing back some DVD titles on
WinDVD with all hardware acceleration options enabled

• Random flashes or some bright pixels/lines may be observed during playback
of some blu-ray titles

• Some flickering in the playback of a Blu-ray title may be noticed when moved
to the extended desktop

• Catalyst Control Center, CrossFire™ Overdrive, changing the GPU Clock and
Memory Clock from the default settings may cause a failure in the “Test Custom Clocks” test

• With Anti Alias enabled Doom3 will fail to launch on a CrossFire™ system.

• Cyberlink may stop responding and terminate when playing back some H.264
content

• Resuming from suspend mode while playing an HD or Blu-ray title on a system containing an ATI Radeon HD 46x0 series of product may intermittently
result in a Time-out Detection and Recovery (TDR)


Known Issues Under the Windows XP Operating System

The following section provides a summary of open issues that may be experienced under the Windows XP operating system in the latest version of Catalyst™. Theseinclude:

• Only 2 channel audio is heard when playing back multichannel (Dolby
5.1.DTS) audio through HDMI connector


It is very important to keep your drivers updated to their latest versions similar to any anti-virus application and operating system to avoid several crashes that may occur and any other problems.

We invite you to visit FamousWhy.com as often as possible to stay updated not only on the latest drivers but also on your software, games and so on...

Try to set a system restore point before installing a device driver.

 

 

Publisher: ATI

 

Tags: ATI Radeon HD 4850 X2 DriverRadeon HD 4850 X2 Catalyst Driver


 

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