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CPU-Z is a freeware system profiler (system monitor) application for Microsoft Windows (for all versions from 95 on) that detects the central processing unit, RAM, motherboard chipset, and other hardware features of a modern personal computer, and presents the information in one window. CPU-Z is more in-depth in some areas than the features that Windows XP provides to identify various hardware components, and is thus needed to identify certain components without opening the case, especially the core revision and RAM clock rate. »

Speccy is an advanced System Information tool for your PC, available as installer version and as portable version in 24 languages. It does a quick scan of your machine and gives you a complete rundown of every piece of gear thats in your computer.

AIDA64 is a system information, diagnostics, and auditing application developed by FinalWire Ltd., that runs on Windows, Android, iOS, Windows Phone and Tizen operating systems. It displays detailed information on the components of a computer. Information can be saved to file in formats such as HTML, CSV, or XML.

A powerful overclocking tool for your graphics card, which also includes screen capture and video capture tools, plus overlays. Has a lower FPS hit than Fraps, and offers the same functionality. The beta versions include audio streams alongside the video capture.

SidebarDiagnostics - A simple sidebar for Windows desktop that displays hardware diagnostic information.

I-Nex is an application that gathers information for hardware components available on your system and displays it using an user interface similar to the popular Windows tool CPU-Z.

This program was born as a parody of another Z-utilities such as CPU-Z and GPU-Z. CUDA-Z shows some basic information about CUDA-enabled GPUs and GPGPUs. It works with nVIDIA Geforce, Quadro and Tesla cards, ION chipsets.

Hardinfo is a system information and benchmark tool for Linux. It shows detailed system info, including hardware, environment, and kernel. It can use lm_sensors and ACPI for temperature and battery information. It also has four CPU banchmarks and two FPU benchmarks. It can generate reports as well.

WinAudit is an inventory utility for Windows computers. It creates a comprehensive report on a machine's configuration, hardware and software. WinAudit is free, open source and can be used or distributed by anyone. IT experts in academia, government, industry as well as security conscious professionals in the armed services, defence contractors, electricity generators and police forces use WinAudit.

From the makers of CPU-Z, the PC WIZARD is among the most advanced system information programs on the market. PC WIZARD 2008 is a powerful utility designed especially for detection of hardware, but also some more analysis. It's able to identify a large scale of system components and supports the latest technologies and standards. This tool is periodically updated (usually once per month) in order to provide most accurate results.

The Belarc Advisor builds a detailed profile of your installed software and hardware, network inventory, missing Microsoft hotfixes, anti-virus status, security benchmarks, and displays the results in your Web browser. All of your PC profile information is kept private on your PC and is not sent to any web server.

cinnamon-cpufreq-applet - Port of Gnome 3 CPUFreq applet to Cinnamon - with some fixes.