«Always use GPU When composing the screen in Xiaomi: analysis of the function and its impact on the device

If you’ve ever looked into the developer section on a Xiaomi TV or smartphone, you’ve probably noticed a mysterious option to always use. GPU At first glance, the name sounds like technical jargon, which only engineers can understand. But in fact, this setup can significantly affect interface smoothness, game performance, and even battery consumption — especially on devices with a weak processor or outdated firmware.

In this article, we will look at what’s behind this feature, how it works at the system level, and when it should be turned on and when it should be left off, and how it interacts with other graphics settings (e.g., Speed up work). GPU or debugging by USB), Here are some real examples of the tests on the popular Xiaomi Mi models. TV, Redmi Note and POCO. If you want to get the most out of your device, read on.

What does “screen layout” mean and what does it have to do with it here? GPU?

Screen compositing (or screen compositing) refers to the process by which an operating system collects a final image from several layers before displaying.

• 📱 System interface (notification panels, navigation buttons).
• 🎮 2D/3D-graphics.
• 📹 Video stream (for example, when playing movies).
• 🖼️ Overlays (pop-ups, subtitles, widgets).

Android is the default and MIUI (and Google TV Xiaomi TVs use a central processing unit for layout (CPU). When activating the option, always use GPU This task is transferred to the graphics processor (GPU). Why is it important?

GPU It's a parallel computing company that's optimized for graphics:

• ⚡ Smooth interface animation (especially on weaker chips).
• 🎯 Less stress on CPU, Reduces heat and saves battery.
• 🎮 Improved performance in games by freeing up resources CPU.

But in practice, it's not that clear. GPU It can also reduce productivity, we’ll talk about this below.

How to turn on or off the option on Xiaomi

The setting is hidden in the developer menu, which is disabled by default, to access it:

1. Go to Settings. → About the phone (or about the device on the TV).
2. Find the item Version. MIUI (or Assembly Number) and press it 7 times in a row.
3. You will be notified that you have become a developer.

Now go back to the main Settings menu and open a new section for developers (on Xiaomi TVs it can be called Additional). → Developer mode. Find the option here:

Always use the GPU when putting up the screen


[ ] Included

On some firmware (e.g, MIUI 14+ Google TV) The name may be slightly different:

• GPU-layout-acceleration
• Compulsory layout GPU
• Force GPU rendering (in English versions)

Activate Developer Mode (7 taps according to MIUI)

Check the current temperature of the device (in Settings) → Battery)

Close all background applications

Backup of important data-->

When to Include Forced Use GPU

The option is not a universal productivity booster, and it is useful to include it in four key scenarios:

1. Weak devices with Snapdragon processors 4xx/6xx MediaTek Helio G (e.g. Redmi) 9A, POCO M3). Here. GPU relieve CPU, What reduces lags when scrolling menus or launching apps.
2. Game scenarios: If you play Genshin Impact, Call of Duty Mobile or PUBG, switching on the option may give +5–15 FPS by optimizing rendering.
3. Animation problems: Some Xiaomi TVs (e.g. Mi) TV 4S 55) Google interface TV «brake — GPU-Acceleration often solves the problem.
4. Customized firmware. On informal builds (e.g. LineageOS), layout through CPU may work unstablely.

But there is a downside to the coin:

⚠️ Note: On Xiaomi TVs with Amlogic processors S905 (Like Mi. TV 4A) switching GPU-acceleration can lead to image artifacts when playing video in 4K HDR. In this case, it is better to disable the option.

The effect on battery and heating: myths and reality

One of the common misconceptions is that GPU It always consumes more energy than CPU. It really depends on the chip architecture and the type of load:

• 🔋 Static tasks (viewing text, messengers): GPU It consumes less energy because CPU high-frequency.
• 🎮 Dynamic graphics (games, video): GPU can increase consumption, but by optimizing it reduces the overall load on the system.
• 🔥 Heating: On weak devices GPU heat up CPU, But on flagships (for example, Snapdragon 8)+ Gen 1) the difference is minimal.

To check the effect on autonomy, conduct a test:

1. Charge the device to 100%.
2. Enable the option to Always use GPU.
3. Use your smartphone in normal mode for 2-3 hours.
4. Compare battery consumption with the option turned off (data in Settings) → Battery → Use of the).

Based on the results of user tests with Xiaomi.eu and 4PDA:

• On the Redmi. 9T (Snapdragon 662) Inclusion GPU far +1 hour of autonomy when surfing the web.
• Nana POCO X3 Pro (Snapdragon 860) there was no difference in battery consumption.
• On the Mi 11 Lite (Snapdragon) 732G) Heat increased by 3-5°C in games.

adb shell dumpsys gfxinfo framestats

It will show detailed statistics of rendering and load on processors.-->

Compatibility with other graphics settings

The option to Always use GPU When you're putting the screen together, it interacts with other parameters in the developer menu:

It is especially dangerous to combine GPU-acceleration with the option to turn off hardware overlays:

• 🖥️ Screen flickering when scrolling.
• 🎬 Green artifacts in the video.
• 🔄 App departures (especially YouTube and Netflix).

If you’re experimenting with settings, always change them one by one and test the stability of the system.

💡

On Xiaomi TVs with Google TV switching GPU-The acceleration may conflict with the Match Content Frame Rate function, in which case it is better to leave the option off.

Problems and Solutions: What to Do When GPU-acceleration broke the interface

In some cases, activation of the option leads to critical failures:

• 🖤 Black screen after rebooting.
• 🔄 Cyclical reboot (bootloop).
• 🎨 Distorted colors or stripes on the display.

Here is the algorithm for recovery:

1. Resetting graphics: adb shell settings put global force_gpu_rendering 0 (switch off GPU-acceleration ADB).
2. Cache Cleanup: Go to Settings → Annexes → All applications → Google Play Services → Warehouse → Clear the cache.
3. Reset to factory settings (if the first two methods did not help).

On Xiaomi TVs with Android TV Google TV To reset graphical settings, you can use the service menu:

1. Turn off the TV.
2. Hold the Menu. + Volume Down on the remote and turn on the TV.
3. In the service menu, select Reset. GPU Settings.

⚠️ Attention: If, after activation, GPU-Xiaomi TV stopped turning on, do not try to sew it through USB-OTG Contact the service center - incorrect firmware can damage the bootloader.

Alternative ways to speed up graphics on Xiaomi

If the option is always used GPU Does not give the expected effect or causes failures, try alternative optimization methods:

• 🛠️ Turn on Speed up the job. GPU (Developer menus: This option forces applications to use GPU rendering 2D-graphics without affecting the layout of the screen.
• 🔄 Disable animation: Install Windows animation, transition animation and Animator Duration on 0.5x or off..
• 📱 Use Game Turbo (on smartphones) Xiaomi/POCO). This mode automatically optimizes the load on the GPU play.

For advanced users, there is another way – manual configuration GPU through ADB:

adb shell setprop debug.gpu.overdraw false


adb shell setprop debug.gpu.renderer-skip true

These commands disable the extra layers of rendering, which can increase FPS They're 5 to 10 percent in games, but they don't work on all firmware.

FAQ: Frequent questions about GPU-Acceleration on Xiaomi