Leshcat AMD UnifL Catalyst Graphics Driver 15.10 v1.1 Beta 64-bit Download

Posted at December 22, 2024 by PCI-DB Team

Leshcat AMD UnifL Catalyst Graphics Driver 15.10 v1.1 Beta 64-bit Description

Major Changelog:

- Includes AMD Graphic Driver (ver. 10/12/2015, 15.201.1151.1005).
- Includes Intel HD Graphics (Legacy, ver. 8.15.10.2900).
- Includes Intel HD Graphics (Modern, ver. 9.17.10.4229).
- Includes Intel HD Graphics (Iris, ver. 10.18.10.4276).
- Includes Intel HD Graphics (Iris Pro/ Haswell / Broadwell / Skylake, ver. 20.19.15.4300).
- Includes AMD HDMI audio driver (Win7: 7.12.0.7723, Win8.1: 9.0.0.9909, Win10:10.0.0.01).

New Features:

- Windows 10 Windows Update (WU) drivers should no longer be able to overwrite UnifL drivers.
- Unlocked CCC profiles. You can assign any card to any application

Performance improvements:

- DX9 performance fix enabled for all AMD cards. Thanks to LeekM for finding this.
- “ForceVideoPlaybackToIntegrated” parameter is set to “1”. Your videos will be played smoother.
- “EnableUlps” parameter was set to “0” for all AMD cards on all OS. Keeping this feature disabled (set to “0”) fixes Delayed Startup/BSODS on many laptops as well delivers speedup and certain scenarios. As a drawback, laptop consumes more battery.

Bug Fixes:

Enabled “KMD_EnableCrossGpuDisplaySupport” parameter for all AMD devices.
- This parameter fixes: HDMI issues;Black screen on application run;Black screen on screen sharing and teamview.

Microsoft fix applied for all Intel Generations.
- This fix should resolve Standby/wakeup/shutdown issues on many laptops, such as HP ProBook 4740s, HP Probook 4540s, HP ProBook 4730s, HP Probook 4340s, as well as a variety of Dells, Acers, HP, etc.
- This issue occurs because the AMD driver does not support Runtime Power Management (RTPM), but the Intel driver does support RTPM. MS patch fixes this problem.
- Thanks to Castro27 user for finding this fix and Microsoft for fixing it.

Known Issues:

- Sony laptops with AMD 6xxx series may have installation issues regardless if its WHQL or UnifL release.
- Some laptops have the "shutdown via metro/ hybrid shutdown = restart" bug. On windows 8.1 64 , with activated Fast Startup Option , it leads to a BSOD , sometimes while shutting down,sometimes while starting up. BSOD Error: SYSTEM_SERVICE_EXCEPTION atikmpag.sys. Solution: Switch off the Fast Startup Option.
- Some laptops may experience a "blackscreen" with a white mouse issue. This is due to the MS fix. Solution: Search and remove the following DWORDs from your registry: DisableRTPMSupportForNonCSConfig and reboot afterwards.

About Graphics Drivers:

While installing the graphics driver allows the system to properly recognize the chipset and the card manufacturer, updating the video driver can bring about various changes.

It can improve the overall graphics experience and performance in either games or various engineering software applications, include support for newly developed technologies, add compatibility with newer GPU chipsets, or resolve different problems that might have been encountered.

When it comes to applying this release, the installation steps should be a breeze, as each manufacturer tries to make them as easy as possible so that each user can update the GPU on their own and with minimum risks (however, check to see if this download supports your graphics chipset).

Therefore, get the package (extract it if necessary), run the setup, follow the on-screen instructions for a complete and successful installation, and make sure you reboot the system so that the changes take effect.

That being said, download the driver, apply it on your system, and enjoy your newly updated graphics card. Moreover, check with our website as often as possible in order to stay up to speed with the latest releases. 

  It is highly recommended to always use the most recent driver version available.

Try to set a system restore point before installing a device driver. This will help if you installed an incorrect or mismatched driver. Problems can arise when your hardware device is too old or not supported any longer.

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