Nvidia System Monitor

What is Nvidia System Monitor?

Nvidia System Monitor is a dedicated utility for tracking the health and load of NVIDIA graphics cards on Linux. Developed by congard, it focuses strictly on GPU metrics rather than general system stats. The project is relatively young, with version 1.6 released in early 2025, indicating active but recent development. It is distributed via Flathub, making it easy to install on modern desktop environments without compiling from source.

This tool is best suited for Linux users with NVIDIA hardware who need a quick, low-overhead way to check GPU utilization, temperature, and memory usage. It is not a full system monitor like htop or Glances, but a focused companion for gamers, video editors, or developers running CUDA workloads. If you already use nvidia-smi in the terminal, this provides a visual alternative that is easier to glance at during work.

Compared to the Windows NVIDIA System Tools or the older nvidia-settings, this app feels more modern and less cluttered. It lacks the deep configuration options of nvidia-settings but offers a cleaner, more responsive interface for real-time monitoring. It is a niche tool: if you need to change driver settings, use nvidia-settings; if you just want to see if your GPU is working hard, this is a solid, lightweight choice.

Best for: NVIDIA GPU owners on Linux who want a simple, visual way to check GPU load without opening a terminal.

Key features of Nvidia System Monitor

• Real-time GPU utilization graph
• Temperature and fan speed monitoring
• Memory usage tracking
• Multi-GPU support
• Lightweight Qt interface
• Available via Flathub

Tips for Windows users

If you are coming from Windows NVIDIA tools, note that this app is read-only for most metrics; it does not replace nvidia-settings for changing power limits or resolution. There are no file formats to migrate, as it is a live monitor. You will likely keep nvidia-smi in your terminal for detailed debugging, but use this app for quick visual checks. It does not have the same extensive logging features as some Windows profilers, so treat it as a dashboard, not a diagnostic suite.

Recent releases

• 1.6 — January 6, 2025