What To Know
- If possible, try installing the GPU in a different PCIe slot to eliminate any issues with the current slot.
- Insert the USB drive into your computer and select it as the boot device in the BIOS.
- Run a GPU diagnostic tool, such as FurMark or Heaven Benchmark, to test the functionality of the GPU.
Encountering the “AMD GPU not detected Ubuntu” issue can be frustrating, especially for gamers and content creators who rely on high-performance graphics. This blog post will provide a comprehensive guide to help you troubleshoot and resolve this problem effectively.
Check Hardware Connections
- Reseat the GPU: Power down your computer, unplug the GPU from the motherboard, and then firmly reseat it.
- Use a different PCIe slot: If possible, try installing the GPU in a different PCIe slot to eliminate any issues with the current slot.
- Inspect the power cables: Ensure that the GPU is properly connected to the power supply unit (PSU) using the appropriate cables.
Update Drivers and Firmware
- Install the latest AMD drivers: Download and install the latest AMD GPU drivers from the official AMD website.
- Update BIOS: Check for any available BIOS updates from your motherboard manufacturer’s website and install them.
Disable Secure Boot
- Access BIOS settings: Power on your computer and press the appropriate key (usually Del or F2) to enter the BIOS settings.
- Find Secure Boot: Navigate to the Security tab and locate the Secure Boot option.
- Disable Secure Boot: Set the Secure Boot option to Disabled and save the changes.
Reset BIOS Settings
- Enter BIOS settings: As mentioned in the previous step.
- Locate Reset BIOS: Find the option to Reset BIOS to Default or Load Optimized Defaults.
- Confirm reset: Select the option and confirm the reset to restore the BIOS settings to their original state.
Check Xorg Logs
- Open a terminal: Press Ctrl + Alt + T to open a terminal window.
- View Xorg logs: Enter the following command: `sudo tail -f /var/log/Xorg.0.log`
- Observe errors: Look for any errors or warnings related to the GPU.
Reinstall Ubuntu
- Create a bootable USB drive: Download the latest Ubuntu ISO file and create a bootable USB drive using tools like Rufus or Etcher.
- Boot from USB: Insert the USB drive into your computer and select it as the boot device in the BIOS.
- Reinstall Ubuntu: Follow the on-screen instructions to reinstall Ubuntu.
Other Troubleshooting Tips
- Check PSU wattage: Ensure that your PSU has sufficient wattage to power both the GPU and other components.
- Use a GPU diagnostic tool: Run a GPU diagnostic tool, such as FurMark or Heaven Benchmark, to test the functionality of the GPU.
- Contact AMD support: If the issue persists, contact AMD support for further assistance.
What You Need to Learn
Q1: Why is my AMD GPU not detected in Ubuntu?
A: There could be several reasons, including hardware issues, outdated drivers, or BIOS settings.
Q2: How can I update my AMD GPU drivers?
A: Download the latest drivers from the AMD website and install them using the appropriate package manager.
Q3: What is Secure Boot and how does it affect GPU detection?
A: Secure Boot is a security feature that can prevent the system from booting from unauthorized devices. Disabling Secure Boot may resolve GPU detection issues.
Q4: How do I reset BIOS settings?
A: Enter the BIOS settings and locate the option to reset BIOS to default or load optimized defaults.
Q5: Can reinstalling Ubuntu fix the GPU detection issue?
A: Yes, reinstalling Ubuntu can resolve software-related issues that may be causing the GPU detection problem.
Q6: What if my GPU is still not detected after trying all the troubleshooting steps?
A: Contact AMD support for further assistance or consider replacing the GPU.
