For those want to check PC hardware specs in Linux, CPU-X is a good choice for user switching from Microsoft Windows.
It’s a free open-source system profiling and monitoring application, that looks quite similar to CPU-Z for Windows. With it, you can check your CPU specification, vendor, codename, clocks, and L1/L2/L3 caches.
CPU-Z is a freeware that gathers information on some of the main devices of your system :
Processor name and number, codename, process, package, cache levels.
Mainboard and chipset.
Memory type, size, timings, and module specifications (SPD).
Real time measurement of each core's internal frequency, memory frequency.
It also shows the motherboard manufacturer, model, BIOS brand and version, etc. As well, it shows graphic card vendor, driver, GPU chip, and basic operating system up-time, and monitor memory usage for you.
CPU-X is a system profiling and monitoring application (similar to CPU-Z for Windows), but CPU-X is a Free and Open Source software designed for GNU/Linux and FreeBSD.
Benchmark is also available for running in either single or multiple cores. However, it does not provide a list of other CPU scores to compare with.
The software is available in the official repositories of Ubuntu, Fedora, Debian Linux. User may simply search for and install it via your system package manager.
For Ubuntu user, simply search for and install it in Ubuntu Software:
CPU-X in Ubuntu repository is a little old. For the latest version with bug-fixes and updated database. Go download the “AppImage” from releases page:
Then, right-click on it and go ‘Properties’ to enable executable permission. And, finally click run the AppImage to launch the tool.