We’ve just reviewed the GEEKOM A7 2026 Edition mini PC on Windows 11 after having checked out the hardware with an unboxing and a teardown in the first part of the review. We’ve now had time to review the AMD Ryzen 5 7545U mini PC on Linux using Ubuntu 26.04 distribution.The Ubuntu 26.04 review includes feature testing, benchmarks, storage and networking (2.5GbE and WiFi 6) tests, and measurements of CPU temperature under stress, fan noise levels, and power consumption of the mini PC under various workloads.Ubuntu 26.04 installationWe decided to install Ubuntu 26.04 alongside Windows 11 in dual boot configuration. To do so, we shrank the Windows (C:) partition to approximately half its size.We then inserted a USB drive flashed with the Ubuntu 26.04 ISO and began the installation process by entering the BIOS and selecting the drive. From there, the installation went smoothly, and we got our machine up and running in just a few minutes.GEEKOM A7 2026 Edition – Ubuntu 26.04 system informationGoing to Settings -> About window shows we have a GEEKOM A7 computer powered by an AMD Ryzen 5 7545U with Radeon 740M Graphics, 16 GB of memory, and a 500.1 GB drive with Ubuntu 26.04 LTS 64-bit and Linux 7.0.0-22 kernel.Let’s check more details in a terminal with the inxi utility: