Wise System Monitor

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GPU-Z

Pluto HUD is a highly refined and customizable system monitor for your Mac. It gives you a broad overview of your system activity and allows you to keep track of what's going on behind the scenes without intruding with your current workflow. Pluto HUD provides modules that can be individually disabled, pinned to collapsed mode, reordered and adjusted for detail. Pluto HUD is avalible for macOS 11.0 or later.

CCleaner's Speccy is a free evaluation tool for Microsoft Windows PC components. With Speccy you can get a quick summary, or dive deeper into every aspect of your PCs hardware so you can make informed upgrade and purchasing decisions. The software provides detail reporting for each individual hardware part the Speccy evaluate for your computer. Allowing you to save time when identifying your internal computer components.

With CPU-Z you can gather information on devices and hardware components used by your system. CPU-Z provides detailed information about Processor name and number, codename, process, package, and cache levels. Memory type, size, timings, and module specifications (SPD). Real time measurement of each core's internal frequency, memory frequency.

HWiNFO provides a comprehensive system auditing tool with data widgets, and real-time system monitoring

Hardinfo is a system information and benchmark tool for Linux.