Increase VRAM Allocation for Integrated GPU on Lenovo ThinkPad E15

Abstract: Learn how to increase the VRAM allocation for the integrated GPU on Lenovo ThinkPad E15 for better performance. Direct BIOS options for UMA FrameBufferSize are not available.

Created: 2025-02-18 by UserComp.com Editors

To optimize the VRAM allocation on your Lenovo ThinkPad E15 with integrated GPU for better performance, you can follow these steps:

Check the current VRAM usage: Open the Task Manager (press Ctrl + Shift + Esc), go to the Performance tab, click on GPU and check the Dedicated Video Memory usage.
Edit the Windows Registry:
- Press Win + R, type regedit and press Enter to open the Registry Editor.
- Navigate to HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Control\GraphicsDrivers\Layout
- Right-click on an empty space, select New > DWORD (32-bit) Value, name it UMAFrameBufferSize.
- Double-click on the newly created UMAFrameBufferSize, set the Value data to the desired size (in MB), and click OK.
Restart your computer: After making the changes, restart your computer for the changes to take effect.

Please note that the exact VRAM size you should set depends on your specific use case and system configuration. You may need to experiment with different values to find the optimal setting.

References:

Tags: Linux Windows Hardware

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